{"product_id":"helloradiosky-v12-radio-controller","title":"HelloRadioSky V12 2.4GHz ELRS EdgeTX Radio Transmitter 1000mW STM32H7 LR1121 for FPV Drones \u0026 RC Airplanes","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eHelloRadioSky V12 is a 2.4GHz ELRS (ExpressLRS) radio transmitter\/remote controller for FPV racer drones and RC airplanes. It features a built-in ExpressLRS high-frequency module based on the LR1121 transmitter chip, runs EdgeTX, and uses an STM32H750XBH6 main control chip. A 2.4-inch TFT color screen and dual-turbo (dual-channel turbine) fan cooling are included.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2.4GHz transmission frequency\u003c\/li\u003e\n\u003cli\u003eBuilt-in ExpressLRS high-frequency module; ELRS transmitter chip: LR1121\u003c\/li\u003e\n\u003cli\u003eMaximum TX module power: Max 1000mW\u003c\/li\u003e\n\u003cli\u003eEdgeTX software system\u003c\/li\u003e\n\u003cli\u003e2.4-inch TFT color screen (full-color \/ HD full-color screen text appears in product graphics)\u003c\/li\u003e\n\u003cli\u003eDual fan cooling (dual-turbo fans \/ dual-channel turbine fan)\u003c\/li\u003e\n\u003cli\u003eHall effect joystick sensor (Hall)\u003c\/li\u003e\n\u003cli\u003eMulti-functional USB Type-C port functions indicated: Charging, Upgrade, Simulator, Data transfer\u003c\/li\u003e\n\u003cli\u003ePower supply: 2*21700 batteries (batteries not included)\u003c\/li\u003e\n\u003cli\u003eSupports USB online upgrade\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHelloRadioSky\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eV12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct name (technical parameters)\u003c\/td\u003e\n\u003ctd\u003eV12\/V12 MAX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission frequency\u003c\/td\u003e\n\u003ctd\u003e2.4GHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain control chip \/ main chip\u003c\/td\u003e\n\u003ctd\u003eSTM32H750XBH6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eELRS transmitter chip\u003c\/td\u003e\n\u003ctd\u003eLR1121\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmitter module\u003c\/td\u003e\n\u003ctd\u003eBuilt-in ExpressLRS (built-in ExpressLRS high-frequency module)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of channels\u003c\/td\u003e\n\u003ctd\u003e12+ (receiver-dependent); more than 12 channels (depending on the receiver)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTX module power\u003c\/td\u003e\n\u003ctd\u003eMax 1000mW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating\/working current\u003c\/td\u003e\n\u003ctd\u003e260mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating\/working voltage\u003c\/td\u003e\n\u003ctd\u003e6.6-8.4V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftware system\u003c\/td\u003e\n\u003ctd\u003eEdgeTX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e2.4-inch TFT color screen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling system \/ fan\u003c\/td\u003e\n\u003ctd\u003eDual-turbo fans; dual-channel turbine fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower supply\u003c\/td\u003e\n\u003ctd\u003e2*21700 batteries (batteries not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUpgrade method\u003c\/td\u003e\n\u003ctd\u003eUSB online upgrade supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions \/ specifications\u003c\/td\u003e\n\u003ctd\u003e179*125*55 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e360 g (without battery \/ batteries not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eVersion Comparison (from configuration instructions)\u003c\/h2\u003e\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eV12 (Basic Version)\u003c\/th\u003e\n\u003cth\u003eV12 CNCMAX\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaster control\u003c\/td\u003e\n\u003ctd\u003eH750\u003c\/td\u003e\n\u003ctd\u003eH750\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in high-frequency head\u003c\/td\u003e\n\u003ctd\u003eDual-band ELRS\u003c\/td\u003e\n\u003ctd\u003eDual-band ELRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in transmission power\u003c\/td\u003e\n\u003ctd\u003eMax 1000mW\u003c\/td\u003e\n\u003ctd\u003eMax 1000mW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAntenna\u003c\/td\u003e\n\u003ctd\u003eSingle built-in antenna\u003c\/td\u003e\n\u003ctd\u003eInternal and external dual antennas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJoystick sensor\u003c\/td\u003e\n\u003ctd\u003eHall\u003c\/td\u003e\n\u003ctd\u003eHall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJoystick \/ gimbal material\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003ctd\u003eCNC metal (CNC aluminum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eButton material\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003ctd\u003eCNC metal (CNC aluminum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShell\u003c\/td\u003e\n\u003ctd\u003eGray\u003c\/td\u003e\n\u003ctd\u003eOptional colored shells \/ color optional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScreen\u003c\/td\u003e\n\u003ctd\u003e2.4\" color screen\u003c\/td\u003e\n\u003ctd\u003e2.4\" color screen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eColor Options (text from product graphics)\u003c\/h2\u003e\u003cp\u003eAvailable in multiple colors \/ mix \u0026amp; match freely: White Red, White Purple, White Gold, Gray Gold, Gray Red, Gray Purple, Gray Black, Pink Gold, Pink Purple, Pink, Blue Red, Blue Gold, Blue Purple, Tea Gold, Tea Purple, Tea Red.\u003c\/p\u003e\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e1 x HelloRadioSky V12 radio transmitter\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eSome package list graphics also indicate accessories such as a HelloRadioSky carrying case, USB cable, stickers\/decals, lanyard, and a screw set (lanyard note: two colours are delivered at random). Package contents can vary by version\/batch.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFPV racer drone radio control (2.4GHz ELRS \/ ExpressLRS)\u003c\/li\u003e\n\u003cli\u003eRC airplane radio control (2.4GHz ELRS \/ ExpressLRS)\u003c\/li\u003e\n\u003cli\u003eSimulator use via USB Type-C (simulator function is indicated in the Type-C interface graphic)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor setup or compatibility questions (receiver channel mapping, EdgeTX use, USB upgrade), contact support@rcdrone.top or visit https:\/\/rcdrone.top\/.\u003c\/p\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"HelloRadioSky V12 2.4GHz ELRS EdgeTX radio transmitter with color screen and hall gimbals\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/HelloRadioSky-V12-24GHz-Dual-Frequency-ELRS-Radio-H7-1000mW.jpg?v=1781237352\"\u003e\u003cp\u003eHelloRadioSky V12 is a compact 2.4GHz ELRS radio transmitter running EdgeTX for FPV drones and RC airplanes.\u003c\/p\u003e\n\u003cimg alt=\"Feature overview for V12: LR1121 ELRS, STM32H7, dual fan cooling, full-color screen, Type‑C port\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/HelloRadioSky-V12-24GHz-Dual-Frequency-ELRS-Radio-H7-1000mW_77f0a813-fae5-41f8-b88b-44149ac46cdd.jpg?v=1781237359\"\u003e\u003cp\u003eBuilt around the LR1121 ELRS RF chip and an STM32 H7 processor, with dual-fan cooling and a full‑color display.\u003c\/p\u003e\n\u003cimg alt=\"Semtech LR1121 2.4GHz ExpressLRS RF chip graphic for stable signal and wider range\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/HelloRadioSky-V12-24GHz-Dual-Frequency-ELRS-Radio-H7-1000mW_b46fbf25-2a01-4b4c-b563-07f3273de1fb.jpg?v=1781237366\"\u003e\u003cp\u003eThe built-in LR1121-based ExpressLRS module is designed for stable 2.4GHz control links.\u003c\/p\u003e\n\u003cimg alt=\"STM32 H7 processor graphic highlighting high-performance computing for fast EdgeTX response\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/HelloRadioSky-V12-24GHz-Dual-Frequency-ELRS-Radio-H7-1000mW_6f857834-dffd-440d-919b-fef8835f6c96.jpg?v=1781237374\"\u003e\u003cp\u003eAn STM32H7 main chip provides the computing headroom for responsive menus and model control in EdgeTX.\u003c\/p\u003e\n\u003cimg alt=\"V12 transmitter HD full-color screen highlight with two controller color variants\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/HelloRadioSky-V12-24GHz-ELRS-EdgeTX-Radio-Transmitter_097cca0c-92c7-446b-b06b-98303392b19d.webp?v=1781237888\"\u003e\u003cp\u003eA 2.4-inch TFT full‑color screen keeps model settings and telemetry easy to read indoors or outdoors.\u003c\/p\u003e\n\u003cimg alt=\"Back view of V12 radio showing dual fan cooling system for stable operating frequency\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/HelloRadioSky-V12-24GHz-Dual-Frequency-ELRS-Radio-H7-1000mW_e251f3f2-867f-461b-98fd-c66bd74a73a0.jpg?v=1781237384\"\u003e\u003cp\u003eDual-turbo fans help manage heat during higher-power operation for consistent performance.\u003c\/p\u003e\n\u003cimg alt=\"Internal 21700 battery compartment illustration for V12 radio transmitter (two-cell bay)\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/HelloRadioSky-V12-24GHz-Dual-Frequency-ELRS-Radio-H7-1000mW_8f8ed1bd-4c35-49d6-8034-0d985e593449.jpg?v=1781237392\"\u003e\u003cp\u003ePowered by two 21700 cells (not included) for a straightforward, high-capacity battery setup.\u003c\/p\u003e\n\u003cimg alt=\"HelloRadioSky V12 multi-functional USB Type‑C port for charging, firmware upgrade, simulator, data transfer\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/HelloRadioSky-V12-24GHz-Dual-Frequency-ELRS-Radio-H7-1000mW_4c76a9c6-e2c9-425a-b2c9-ceb1ea6e6d80.jpg?v=1781237400\"\u003e\u003cp\u003eThe USB‑C port supports charging, firmware upgrades, simulator use, and data transfer.\u003c\/p\u003e\n\u003cimg alt=\"HelloRadioSky V12 radio transmitter color options with mix-and-match shells and stick colors\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/HelloRadioSky-V12-24GHz-Dual-Frequency-ELRS-Radio-H7-1000mW_fab12562-0f74-4ad1-a5bb-1c8d646e452a.jpg?v=1781237407\"\u003e\u003cp\u003eMultiple colorways are available, with mix-and-match styling across shells and controls.\u003c\/p\u003e\n\u003cimg alt=\"Package list: V12 transmitter, carrying case, USB cable, screws, and neck strap\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/HelloRadioSky-V12-24GHz-Dual-Frequency-ELRS-Radio-H7-1000mW_81f69aa0-0933-4282-bad7-903d6e416815.jpg?v=1781237415\"\u003e\u003cp\u003eIncluded accessories cover day-to-day transport and setup: a carry case, USB cable, screws, and a lanyard.\u003c\/p\u003e\n\u003cimg alt=\"V12\/V12 MAX technical parameters table: 2.4GHz, EdgeTX, LR1121, STM32H750, 1000mW max, 2.4in screen\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/HelloRadioSky-V12-24GHz-Dual-Frequency-ELRS-Radio-H7-1000mW_54efc60f-e103-4b58-aec8-068a960997ed.jpg?v=1781237422\"\u003e\u003cp\u003eKey specs at a glance: 2.4GHz ELRS (LR1121), STM32H750, EdgeTX, 2.4-inch TFT screen, and up to 1000mW TX power.\u003c\/p\u003e\n\u003cimg alt=\"V12 CNCMAX vs V12 basic version comparison table: antennas, CNC metal parts, shell options, 1000mW power\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/HelloRadioSky-V12-24GHz-Dual-Frequency-ELRS-Radio-H7-1000mW_83524d66-597b-4409-9d9d-84f65bb8ec93.jpg?v=1781237428\"\u003e\u003cp\u003eChoose between the basic V12 and the V12 CNCMAX, with differences in antenna setup and CNC metal control hardware.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HelloRadioSky","offers":[{"title":"Grey","offer_id":53050010730720,"sku":"BG-2050515-1","price":214.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/be4a0781-a60c-44ac-b8f7-90324e1f0526.jpg?v=1781236832","url":"https:\/\/rcdrone.top\/tr\/products\/helloradiosky-v12-radio-controller","provider":"RCDrone","version":"1.0","type":"link"}