{"title":"All","description":null,"products":[{"product_id":"kiisu-v4b","title":"Kiisu V4br Development Board","description":"\u003ch2\u003e\u003cspan\u003e\u003cstrong\u003ePre-order. Estimated delivery time: 3–5 weeks.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePlease note that all customs duties, fees, and taxes are payable by the customer.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003e Due to tariffs, we are forced to disable direct shipping to the US. \u003ca href=\"https:\/\/rabbit-labs.com\/product\/kiisu-development-board-v4b\/?v=08a4415e9d59\"\u003eHere is a link to the store.\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e---\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCredit card sized multipurpose IoT development board that is compatible with Flipper Zero firmware(s).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003eInterfaces:\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSubGhz transceiver CC1101 with ability to install external antenna\u003c\/li\u003e\n\u003cli\u003eNFC reader and emulator ST25R3916, built-in antenna\u003c\/li\u003e\n\u003cli\u003eRFID reader and emulator, built-in antenna\u003c\/li\u003e\n\u003cli\u003eInfrared receiver and transmitter\u003c\/li\u003e\n\u003cli\u003eGPIO, pin compatible with Flipper Zero\u003c\/li\u003e\n\u003cli\u003eBluetooth Low Energy\u003c\/li\u003e\n\u003cli\u003eUSB Type C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCores:\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMain MCU STM32WB55RGV6 up to 80 MHz\u003c\/li\u003e\n\u003cli\u003eAux MCU STM32G431CBU6 up to 170 MHz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSensors:\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDigital accelerometer and compass LSM303AGR\u003c\/li\u003e\n\u003cli\u003eTemperature and humidity sensor GXHTC3C\u003c\/li\u003e\n\u003cli\u003eAmbient light sensor\u003c\/li\u003e\n\u003cli\u003eGas sensor measuring relative humidity, barometric pressure, ambient temperature and gas (VOC) BME680 can be installed by user\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePower:\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLIR2032 rechargeable\u003c\/li\u003e\n\u003cli\u003ePrimary via USB Type C\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rainwalker OU","offers":[{"title":"Default Title","offer_id":52045229129992,"sku":"Kiisu V4b2","price":95.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/Kiisu-v4br_1x1_94141ccc-c804-4cd7-8be8-4ab9ec1fdacf.jpg?v=1785680354"},{"product_id":"memory-card-32-gb-prepared-for-kiisu","title":"Memory card 32 Gb, prepared for Kiisu","description":"\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003ePlease note that all customs duties, fees, and taxes are payable by the customer.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003ePrepared for Kiisu\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eYou can use any other microSD card, but this one already contains Kiisu databases!\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eTech specs\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eWith transfer speeds of up to 120MB\/s, the SanDisk Ultra microSDHC UHS-I memory card is the perfect companion for your creative desires. Capable of supporting full HD video and thousands of photos, it's a great way to capture your best memories. Waterproof, shockproof and X-ray resistant, it is durable and always suitable for your everyday needs.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eForm factor: microSDHC\u003c\/li\u003e\n\u003cli\u003eCapacity: 32 GB\u003c\/li\u003e\n\u003cli\u003eTransfer speeds up to 120 MB\/s\u003c\/li\u003e\n\u003cli\u003eWater, temperature, X-ray and shock resistant\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RainWalker store","offers":[{"title":"Default Title","offer_id":52414150017288,"sku":null,"price":25.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/SD_card_1x1_75792dcc-6052-4ec6-8e22-03d037c3aeb5.jpg?v=1785411858"},{"product_id":"kiisu-token","title":"KIISU TOKEN","description":"\u003cp dir=\"ltr\"\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003ePlease note that all customs duties, fees, and taxes are payable by the customer.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eKIISU TOKENS are limited collectible items that provide digital value to holders. KIISU TOKENS are sold as blind boxes and are packed at random. The product photo is for visual representation only and does not reflect the contents of the product in full (by purchasing a KIISU TOKEN you will receive a Purple\/Green\/Pink\/Black token without the ability to choose the color or rarity tier).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eHolder Benefits*\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eDiscounts (5%-20%)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eShipping privileges (all)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eProduct alpha testing (10 only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eSpecial Discord status (all)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eFree KIISU MAX (3 only)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2 dir=\"ltr\"\u003eKIISU TOKEN TIERS\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePurple Tokens\u003c\/strong\u003e\u003cspan\u003e 3 units\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eTotal: 3\/50\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eRarity: Legend\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eBenefits: \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eDiscord status\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003e20% discount on all Rainwalker products\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eShipping priority\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eEarly product testing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eFree KIISU MAX (time of release unspecified)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eGreen Tokens\u003c\/strong\u003e\u003cspan\u003e 7 units\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eTotal: 7\/50\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eRarity: Rare\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eBenefits: \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eDiscord status\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003e15% discount on all Rainwalker products\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eShipping priority\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eEarly product testing\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePink Tokens\u003c\/strong\u003e\u003cspan\u003e 15 units\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eTotal: 15\/50\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eRarity: Uncommon\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eBenefits: \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eDiscord status\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003e10% discount on all Rainwalker products\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eShipping priority\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eBlack Tokens\u003c\/strong\u003e\u003cspan\u003e 25 units\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eTotal: 25\/50\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eRarity: Common\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eBenefits: \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eDiscord status\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003e5% discount on all Rainwalker products\u003c\/span\u003e\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eShipping priority\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eIn-Store benefits are activated after purchase and confirmation of token holder with KIISU team via mail@kiisu.io . In-Store benefits can be claimed by using the TOKEN CODE as a discount coupon only in our official \u003c\/span\u003e\u003ca href=\"http:\/\/store.rainwalker.ee\"\u003e\u003cspan\u003estore.rainwalker.ee\u003c\/span\u003e\u003c\/a\u003e\u003cspan\u003e store. Community benefits can be claimed in our Discord Community Server via mail@kiisu.io . All relevant information can be found on the KIISU TOKEN Certificate of Authenticity that’s included with the product.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Rainwalker OU","offers":[{"title":"Default Title","offer_id":52561806786824,"sku":null,"price":50.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/KIISU-TOKENS_3f886ef9-d232-418b-8743-5ce9355de231.png?v=1759664345"},{"product_id":"kiisu-v4b-field-kit","title":"Kiisu V4B Field Kit","description":"\u003ch2\u003e\u003cspan\u003e\u003cstrong\u003ePre-order. Estimated delivery time: 3–5 weeks.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePlease note that all customs duties, fees, and taxes are payable by the customer.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e---\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eKIISU V4B(R) Field Kit Includes:\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1x KIISU V4B(R) Development Board\u003cbr\u003e1x 433gHz SMA Antenna\u003cbr\u003e1x SMA Interface\u003cbr\u003e1x KIISU Keychain\u003cbr\u003e1x LiPo Interface\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCredit card sized multipurpose IoT development board that is compatible with Flipper Zero firmware(s).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003eInterfaces:\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSubGhz transceiver CC1101 with ability to install external antenna\u003c\/li\u003e\n\u003cli\u003eNFC reader and emulator ST25R3916, built-in antenna\u003c\/li\u003e\n\u003cli\u003eRFID reader and emulator, built-in antenna\u003c\/li\u003e\n\u003cli\u003eInfrared receiver and transmitter\u003c\/li\u003e\n\u003cli\u003eGPIO, pin compatible with Flipper Zero\u003c\/li\u003e\n\u003cli\u003eBluetooth Low Energy\u003c\/li\u003e\n\u003cli\u003eUSB Type C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCores:\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMain MCU STM32WB55RGV6 up to 80 MHz\u003c\/li\u003e\n\u003cli\u003eAux MCU STM32G431CBU6 up to 170 MHz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSensors:\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDigital accelerometer and compass LSM303AGR\u003c\/li\u003e\n\u003cli\u003eTemperature and humidity sensor GXHTC3C\u003c\/li\u003e\n\u003cli\u003eAmbient light sensor\u003c\/li\u003e\n\u003cli\u003eGas sensor measuring relative humidity, barometric pressure, ambient temperature and gas (VOC) BME680 can be installed by user\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePower:\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLIR2032 rechargeable\u003c\/li\u003e\n\u003cli\u003ePrimary via USB Type C\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rainwalker OU","offers":[{"title":"Default Title","offer_id":53002281812232,"sku":"Kiisu V4b2","price":135.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/Field_Kit_1x1_2e4da8d1-44d0-4b0e-a0e0-4b53617be20c.jpg?v=1785410164"},{"product_id":"x2-catcon-adapter-for-kiisu","title":"x2 CatCon Adapter for Kiisu","description":"\u003cp\u003eTwo STDC14 to CatCon adapters for programming and debugging the Kiisu V4, Kiisu Small, and other Rainwalker boards, if you already have an STLINK V3. Not compatible with V2 programmers.\u003c\/p\u003e","brand":"RainWalker store","offers":[{"title":"Default Title","offer_id":56536202871048,"sku":null,"price":10.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/CatCon_1x1_2.jpg?v=1785410040"},{"product_id":"stlink-v3minie-programmer-x2-catcon-adapter-for-kiisu","title":"STLINK-V3MINIE programmer + x2 CatCon Adapter for Kiisu","description":"\u003cp\u003eThe official latest-generation STLINK-V3MINIE programmer-debugger for STM32 and STM8 microcontrollers and two STDC14 to CatCon adapters for programming and debugging Kiisu V4, Kiisu Smol, and other RainWalker's boards. Supported by the FBT build environment, as well as STM32CubeProgrammer, STM32CubeIde, VisualGdb and other environments.\u003c\/p\u003e","brand":"RainWalker store","offers":[{"title":"Default Title","offer_id":56536202936584,"sku":null,"price":40.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/STlink_1x1_2.jpg?v=1785409895"},{"product_id":"kiisu-smol","title":"KIISU SMOL Development Boards","description":"\u003ch1\u003e\n\u003cstrong\u003eStill in development — specs may change\u003cbr\u003e\u003cbr\u003eKIISU SMOL Development Board\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eA brand new iteration of KIISU Development Board. Now smaller than ever (34x34mm) and modular!\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eOn-board Sub-GHz Radio \u003c\/strong\u003eto save and emulate signals (garages, gates etc.)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOn-board Bluetooth\u003c\/strong\u003e for phone connectivity (compatible with Flipper app)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNFC\/RFID Antenna \u003c\/strong\u003efor keyfobs, office passes, bus passes and more\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBetter Power Management\u003c\/strong\u003e than in Kiisu V4B\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInfrared Received \u0026amp; Emitter\u003c\/strong\u003e for LED lights, fans, air conditioning and more\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e512MB built-in memory\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eKIISU SMOL Main Board\u003c\/h3\u003e\n\u003cp\u003e1. STM32WB55RGV \/ STM32WB55VGY main MCU, Arm Cortex-M4 MCU, 1024KB flash, 256KB RAM, 64 MHz\u003cbr\u003e2. SubGhz radio CC1101, operating in the 300-348 MHz, 387-464 MHz, and 779-928 MHz bands, allowing you to control a wide range of equipment, such as gates, barriers, weather stations, and much more.\u003cbr\u003e3. Built-in Sub-Ghz antenna and MS-156C3 connector for an external antenna. The built-in antenna automatically disconnects when an external antenna is connected; no soldering is required.\u003cbr\u003e4. Bluetooth antenna and MS-156C3 connector for external use.\u003cbr\u003e5. IR receiver and IR transmitter for receiving signals from remote controls and controlling TVs, air conditioners, and other home appliances.\u003cbr\u003e6. ST25R3916 NFC chip for reading and emulating NFC and other 13.56 MHz smart cards of the ISO14443 and ISO15693 standards.\u003cbr\u003e7. Built-in 512 MB SD-compatible memory card soldered on board.\u003cbr\u003e8. 128x64 0.96\" OLED display compatible with SSD1306.\u003cbr\u003e9. 125-132 kHz RFID circuitry for reading, emulating, and writing EM4100 cards, pet tags, and tags of many other standards.\u003cbr\u003e10. USB-C port for programming and control.\u003cbr\u003e11.Efficient 5V to 3.3V LDO converters.\u003cbr\u003e12. 2x12-pin connectors with 2.54mm step, with the same signals as the Flipper Zero and a partially compatible pinout. These connectors are designed for connecting a second Kiisu Smol board, for connecting to a breadboard, or for integration into your own device.\u003c\/p\u003e\n\u003ch3\u003eNFC\/RFID + LIR2032 Board\u003c\/h3\u003e\n\u003cp\u003e1. A connector for the LIR2032 battery and a rechargeable 35 mA*h battery.\u003cbr\u003e2. A USB battery charging chip.\u003cbr\u003e3. A CatCon programming connector with SWD signals, the same as on the Kiisu V4B.\u003cbr\u003e4. LED indicators for charging and Kiisu active mode.\u003cbr\u003e5. A PCB NFC antenna.\u003cbr\u003e6. A PCB RFID antenna.\u003c\/p\u003e","brand":"RainWalker store","offers":[{"title":"Default Title","offer_id":57262085210376,"sku":null,"price":90.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/kiisu-smol-development-board-flipper-zero.png?v=1781723220"},{"product_id":"kiisu-mug","title":"KIISU Mug","description":"\u003ch1\u003eBlack \u0026amp; White KIISU Mug\u003c\/h1\u003e","brand":"Rainwalker OU","offers":[{"title":"Default Title","offer_id":57722240729352,"sku":null,"price":15.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/IMG_0474copy.jpg?v=1777367573"},{"product_id":"kiisu-hoodie","title":"KIISU Hoodie - SALE!","description":"\u003ch1\u003ePink KIISU Hoodie (With \/ Without Zipper)\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eNOTICE:\u003c\/strong\u003e All sizes besides L are on Backorder! Expect production \u0026amp; shipping within 2 weeks.\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv class=\"mb-3\"\u003e\n\u003cdiv class=\"mb-3\"\u003e\n\u003ch2 class=\"uppercase text-xs lg:text-sm font-bold mb-3\"\u003eDescription\u003c\/h2\u003e\n\u003cdiv class=\"wysiwyg-p:my-0 wysiwyg-ul:my-0 lg:wysiwyg-li:text-sm wysiwyg-li:text-xs lg:wysiwyg-p:text-sm wysiwyg-p:text-xs check-icon-list-bullet\"\u003e\n\u003cul\u003e\n\u003cli\u003eDouble-layered hood in self-fabric\u003c\/li\u003e\n\u003cli\u003eFlat drawcord in matching colour\u003c\/li\u003e\n\u003cli\u003eEmbroidered eyelets\u003c\/li\u003e\n\u003cli\u003eHerringbone tape at back neck and along zip\u003c\/li\u003e\n\u003cli\u003eSelf-fabric half-moon at back neck\u003c\/li\u003e\n\u003cli\u003eExposed metal zip at centre front\u003c\/li\u003e\n\u003cli\u003eSet-in sleeves\u003c\/li\u003e\n\u003cli\u003eKangaroo pocket\u003c\/li\u003e\n\u003cli\u003e1x1 rib at sleeve cuffs and hem\u003c\/li\u003e\n\u003cli\u003eTriple-needle topstitching throughout\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mb-3\"\u003e\n\u003ch2 class=\"uppercase text-xs lg:text-sm font-bold mb-3\"\u003eComposition\u003c\/h2\u003e\n\u003cdiv class=\"child-p:mb-2 last:child-p:mb-0\"\u003e\n\u003cp class=\"text-xs lg:text-sm\"\u003eShell: Brushed, 85% Cotton - Organic Ring Spun Combed,15% Polyester - Recycled, Fabric washed\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mb-3\"\u003e\n\u003ch2 class=\"uppercase text-xs lg:text-sm font-bold mb-3\"\u003eCare Instructions\u003c\/h2\u003e\n\u003cdiv class=\"flex flex-col md:flex-row gap-4 items-start\"\u003e\n\u003cp class=\"text-xs lg:text-sm flex-1\"\u003eWash similar colours together, no ironing on print, wash and iron inside out.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Rainwalker OU","offers":[{"title":"Pink \/ L \/ With Zipper","offer_id":57722866434312,"sku":null,"price":30.0,"currency_code":"EUR","in_stock":true},{"title":"Pink \/ L \/ Without Zipper","offer_id":57722866467080,"sku":null,"price":35.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/Screenshot2026-04-28120226.png?v=1777367237"},{"product_id":"kiisu-t-shirt","title":"KIISU T-Shirt","description":"\u003ch1\u003ePink KIISU T-Shirt\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eNOTICE:\u003c\/strong\u003e All sizes besides L are on Backorder! Expect production \u0026amp; shipping within 2 weeks.\u003c\/p\u003e\n\u003cdiv class=\"mb-3\"\u003e\n\u003ch2 class=\"uppercase text-xs lg:text-sm font-bold mb-3\"\u003eDescription\u003c\/h2\u003e\n\u003cdiv class=\"wysiwyg-p:my-0 wysiwyg-ul:my-0 lg:wysiwyg-li:text-sm wysiwyg-li:text-xs lg:wysiwyg-p:text-sm wysiwyg-p:text-xs check-icon-list-bullet\"\u003e\n\u003cul\u003e\n\u003cli\u003eSet-in sleeves\u003c\/li\u003e\n\u003cli\u003eDropped shoulder\u003c\/li\u003e\n\u003cli\u003e1X1 Ribs mock neck collar\u003c\/li\u003e\n\u003cli\u003eInside back neck tape\u003c\/li\u003e\n\u003cli\u003eTwin needles topstiches at sleeves and hem\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mb-3\"\u003e\n\u003ch2 class=\"uppercase text-xs lg:text-sm font-bold mb-3\"\u003eComposition\u003c\/h2\u003e\n\u003cdiv class=\"child-p:mb-2 last:child-p:mb-0\"\u003e\n\u003cp class=\"text-xs lg:text-sm\"\u003eShell: Single Jersey, 100% Cotton - Organic Ring Spun Combed, Fabric washed\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mb-3\"\u003e\n\u003ch2 class=\"uppercase text-xs lg:text-sm font-bold mb-3\"\u003eCare Instructions\u003c\/h2\u003e\n\u003cdiv class=\"flex flex-col md:flex-row gap-4 items-start\"\u003e\n\u003cp class=\"text-xs lg:text-sm flex-1\"\u003eWash similar colours together, no ironing on print, wash and iron inside out.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Rainwalker OU","offers":[{"title":"Pink \/ L","offer_id":57722421575944,"sku":null,"price":20.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/c862fa0b-b286-4b40-8b3d-00ba35f119a1.webp?v=1777366610"},{"product_id":"antennas-315-433-868-915-mhz-sma-connector","title":"Kiisu Antenna + SMA Connector","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCompact external antenna for 433\/868\/915 MHz applications. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eAntenna is supplied with an SMA connector.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAvailable frequencies:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• 433 MHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• 868 MHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• 915 MHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• All of them\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSpecial offer:\u003c\/strong\u003e buy all four frequency variants and get a discount.\u003c\/span\u003e\u003c\/p\u003e","brand":"RainWalker store","offers":[{"title":"Antenna 433 MHz","offer_id":57742912356616,"sku":null,"price":15.0,"currency_code":"EUR","in_stock":true},{"title":"Antenna 868 MHz","offer_id":57742912389384,"sku":null,"price":15.0,"currency_code":"EUR","in_stock":true},{"title":"Antenna 915 MHz","offer_id":57742912422152,"sku":null,"price":15.0,"currency_code":"EUR","in_stock":true},{"title":"All antenna options","offer_id":57742912454920,"sku":null,"price":37.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/all_antenna_options_1x1_d8e360be-3799-46cd-be3c-370d1ce1c9b8.jpg?v=1785746656"},{"product_id":"soldering-service","title":"SMA and Li-Po interface Soldering","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eWant to boost your Sub-GHz antenna, but don't want to deal with soldering? We can solder the SMA connector as well as the antenna of your choice for you! We also offer soldering of the Li-Po interface, which is included in this service.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eMake sure your order includes a [x] KIISU V4BR and an [x] External Antenna for the antenna soldering service to apply. The Li-Po interface soldering is included with this service.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003ePlease note: This counts as a board \"modification,\" so it may add 2–3 business days to your parcel dispatch time.\u003c\/p\u003e","brand":"RainWalker store","offers":[{"title":"SMA interface soldering","offer_id":58453384659208,"sku":null,"price":15.0,"currency_code":"EUR","in_stock":true},{"title":"Li-Po interface soldering (Li-Po interface included)","offer_id":58453384691976,"sku":null,"price":15.0,"currency_code":"EUR","in_stock":true},{"title":"All options","offer_id":58453384724744,"sku":null,"price":15.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/Solidering_servise.jpg?v=1785506183"},{"product_id":"digital-clock-development-board-light-sensitive","title":"Digital Clock Development Board (Light Sensitive)","description":"\u003cp dir=\"auto\" class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eLight Sensitive Digital Night Clock\u003c\/strong\u003e is a clock that knows when it's dark and adjusts itself so you can actually sleep next to it.\u003c\/p\u003e\n\u003ch2 dir=\"auto\" class=\"font-claude-response-body break-words whitespace-normal\"\u003eFeatures:\u003c\/h2\u003e\n\u003cp dir=\"auto\" class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eIt stays dim enough to read it in a pitch black room\u003c\/strong\u003e, without lighting up the space or bothering your sleep.\u003c\/p\u003e\n\u003cp dir=\"auto\" class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eIt also works as a night light!\u003c\/strong\u003e When the room lights go off, the clock lights up at full brightness for 10 seconds so you can find your way to bed. After that it fades back down. You can also turn the light on or off yourself with one button press.\u003c\/p\u003e\n\u003cp dir=\"auto\" class=\"font-claude-response-body break-words whitespace-normal\"\u003eControls are simple, just 4 buttons in the corners of the board:\u003c\/p\u003e\n\u003cp dir=\"auto\" class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cem\u003eTop left button\u003c\/em\u003e opens settings, where you set the time, auto brightness and night light strength.\u003cbr\u003e\u003cem\u003eTop right and bottom right buttons\u003c\/em\u003e move values up or down.\u003cbr\u003eBottom left button turns the night light on or off manually.\u003c\/p\u003e\n\u003cp dir=\"auto\" class=\"font-claude-response-body break-words whitespace-normal\"\u003eIt runs on a single CR2032 battery and can last anywhere from a couple months to a year depending on your brightness settings. If you want it always on and at full brightness, just plug it into USB power instead.\u003c\/p\u003e\n\u003cp dir=\"auto\" class=\"font-claude-response-body break-words whitespace-normal\"\u003eUse a real CR2032 battery for this, not a knockoff. Cheap ones can last up to 7 times shorter.\u003c\/p\u003e\n\u003ch2\u003ePackage Includes: \u003c\/h2\u003e\n\u003cp\u003e1x Digital Clock PCB\u003cbr\u003e\u003c\/p\u003e","brand":"RainWalker store","offers":[{"title":"Default Title","offer_id":58267702919432,"sku":null,"price":50.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/Night_clock_LS_1x1_c34cea16-5bbc-4594-9ec9-dc8cd2cffb9a.jpg?v=1785511886"},{"product_id":"kiisu-v4br-3d-printed-case","title":"Kiisu v4br 3D-Printed Case","description":"\u003cp\u003eCustom 3D-printed case for the Kiisu v4br, printed to order in-house at RainWalker OÜ on our own machines and materials.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMADE TO ORDER! Each case is printed on demand — please allow 2–3 business days before dispatch.\u003cbr\u003e\u003cbr\u003ePlease note: the actual material and appearance of the finished item may differ slightly from the photos (due to the nature of 3D printing, material color, and production batch).\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note that all customs duties, fees, and taxes are payable by the customer.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFits the Kiisu v4br Development Board. Printed in-house on our own 3D printers with cutouts for all available functions and ports. The design is discussed with the customer before printing, so you get a snug, protective fit for everyday carry and desk use. Printed in durable PETG.\u003c\/p\u003e\n\u003cp\u003eMaterial: PETG. Colors: White, Grey, Pink, Light Blue, Purple \u0026amp; etc. Dimensions: Kiisu footprint +2 mm. Made to order — not held in stock.\u003c\/p\u003e","brand":"RainWalker store","offers":[{"title":"Purple","offer_id":58334371184904,"sku":null,"price":15.0,"currency_code":"EUR","in_stock":true},{"title":"Pink","offer_id":58334371217672,"sku":null,"price":15.0,"currency_code":"EUR","in_stock":true},{"title":"Blue","offer_id":58334371250440,"sku":null,"price":15.0,"currency_code":"EUR","in_stock":true},{"title":"White","offer_id":58334371283208,"sku":null,"price":15.0,"currency_code":"EUR","in_stock":true},{"title":"Gray","offer_id":58334371315976,"sku":null,"price":15.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/5_cases.jpg?v=1786972678"},{"product_id":"diy-repair-kit-for-kiisu","title":"DIY Repair Kit for Kiisu","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eReplacement and spare components set for Kiisu V4br development board maintenance and repair. Available as complete kit or individual components.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cstrong\u003eKit Contents:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\" class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3 print:block print:space-y-1\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003ePower Button x1\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eCeramic Antenna x1\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eInfrared Module x2\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eGPIO Pins x3\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eControl Buttons x3\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eUSB Type-C Port x1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cstrong\u003eSuitable for:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\" class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3 print:block print:space-y-1\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eDevice repair and maintenance\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eComponent replacement after wear or damage\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eDIY enthusiasts and developers\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RainWalker store","offers":[{"title":"Сomplete kit","offer_id":58449731584264,"sku":null,"price":35.0,"currency_code":"EUR","in_stock":true},{"title":"Power Button x1","offer_id":58449731387656,"sku":null,"price":7.0,"currency_code":"EUR","in_stock":true},{"title":"Ceramic Antenna x1","offer_id":58449731420424,"sku":null,"price":8.0,"currency_code":"EUR","in_stock":true},{"title":"Infrared Module x2","offer_id":58449731453192,"sku":null,"price":8.0,"currency_code":"EUR","in_stock":true},{"title":"GPIO Pins x3","offer_id":58449731485960,"sku":null,"price":5.0,"currency_code":"EUR","in_stock":true},{"title":"Control Buttons x3","offer_id":58449731518728,"sku":null,"price":7.0,"currency_code":"EUR","in_stock":true},{"title":"USB Type-C Port x1","offer_id":58449731551496,"sku":null,"price":8.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/3417\/3960\/files\/All_spares.jpg?v=1786902591"}],"url":"https:\/\/store.rainwalker.ee\/collections\/all.oembed","provider":"RainWalker store","version":"1.0","type":"link"}