{"product_id":"darwin-elrs-2-4g-lite-tx-module","title":"Darwin Vantac ExpressLRS ELRS 2.4GHz Lite TX Module (CRSF) with WiFi Firmware Update, USB-C","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eDarwin Vantac ELRS 2.4G Lite TX Module (TX Module) is an ExpressLRS-based 2.4GHz ISM radio transmitter module designed for remotes with a lite-style module bay. It includes built-in WiFi for wireless firmware upgrades and communicates with compatible radios using the Crossfire serial protocol (CRSF).\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExpressLRS 2.4GHz ISM TX module for speed\/latency\/range-focused RC control links\u003c\/li\u003e\n\u003cli\u003eBuilt-in WiFi for wireless firmware upgrades\u003c\/li\u003e\n\u003cli\u003eCRSF serial protocol support (External RF set to CRSF in OpenTX\/EdgeTX-style systems)\u003c\/li\u003e\n\u003cli\u003eUSB Type-C port\u003c\/li\u003e\n\u003cli\u003eHardware labels: RF antenna, heat sink, LED, USB Type-C\u003c\/li\u003e\n\u003cli\u003ePin labels: CRSF serial port, GND, 5V-12V, NC\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency band\u003c\/td\u003e\n\u003ctd\u003e2.4GHz ISM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePacket refresh rate\u003c\/td\u003e\n\u003ctd\u003e50HZ \/ 100HZ \/ 150HZ \/ 250HZ \/ 500HZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRF output power\u003c\/td\u003e\n\u003ctd\u003e10mW \/ 25mW \/ 50mW \/ 100mW \/ 250mW \/ 500mW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput voltage\u003c\/td\u003e\n\u003ctd\u003e5V-12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB port\u003c\/td\u003e\n\u003ctd\u003eType-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDefault firmware\u003c\/td\u003e\n\u003ctd\u003eELRS V2.0.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eModule bay: lite-style TX module bay\u003c\/li\u003e\n\u003cli\u003eRadio protocol: CRSF (radio must support CRSF serial protocol)\u003c\/li\u003e\n\u003cli\u003eConfirmed compatible radios: Jumper T-lite, BETAFPV LiteRadio 3, TBS Tango 2, FrSky Taranis X9 Lite, FrSky Taranis X-Lite\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFirmware \u0026amp; Setup Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFirmware can be upgraded via WiFi or via ExpressLRS Configurator. When upgrading with ExpressLRS Configurator, use the specified firmware file: \u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/0585\/5841\/5023\/files\/ExpressLRS-vantac-2.0.rar?v=1643078770\"\u003eExpressLRS-vantac-2.0.rar\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eTX module and receiver must run the same ELRS version to bind successfully.\u003c\/li\u003e\n\u003cli\u003eOpenTX model setup guidance: turn off “Internal RF”, enable “External RF”, set protocol to “CRSF”.\u003c\/li\u003e\n\u003cli\u003eLUA control: copy \u003cstrong\u003eelrsV2.lua\u003c\/strong\u003e to \u003cstrong\u003e\\SCRIPTS\\TOOLS\\\u003c\/strong\u003e on the radio SD card; launch it from the radio tools menu. The script provides menu items such as Packet Rate, Telem Ratio, Switch Mode, Model Match, TX Power, WiFi Connectivity, and a \u003cstrong\u003e[Bind]\u003c\/strong\u003e function.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAttention\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWhen entering binding mode or switching configuration, the LED light does not provide prompt indications.\u003c\/li\u003e\n\u003cli\u003eInstall the antenna before use; otherwise the PA chip in the TX module may be permanently damaged.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eManuals \/ Documents\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExpressLRS releases: \u003ca href=\"https:\/\/github.com\/ExpressLRS\/ExpressLRS\/releases\"\u003ehttps:\/\/github.com\/ExpressLRS\/ExpressLRS\/releases\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eELRS TX module and receiver binding tutorial: \u003ca href=\"https:\/\/darwinfpv.com\/pages\/elrs-tx-model-and-receiver-pairing\"\u003ehttps:\/\/darwinfpv.com\/pages\/elrs-tx-model-and-receiver-pairing\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor compatibility questions or firmware help, contact support at \u003ca href=\"https:\/\/rcdrone.top\/\"\u003ehttps:\/\/rcdrone.top\/\u003c\/a\u003e or email \u003ca href=\"mailto:support@rcdrone.top\"\u003esupport@rcdrone.top\u003c\/a\u003e.\u003c\/p\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"Darwin Vantac ExpressLRS 2.4GHz Lite TX module with RF antenna, heatsink, LED, and USB‑C port labeled\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Darwin-Vantac-ELRS-24G-Lite-TX-Module.png?v=1778037833\"\u003e\u003cp\u003eUSB‑C and built‑in WiFi make firmware updates simple, while the lite-module form factor fits compatible radio bays.\u003c\/p\u003e\n\u003cimg alt=\"OpenTX\/EdgeTX model setup screen with External RF enabled and protocol set to CRSF for the ELRS module\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Darwin-Vantac-ELRS-24G-Lite-TX-Module_72851b40-edf3-4f65-9497-c2809af200ed.png?v=1778037840\"\u003e\u003cp\u003eIn your model settings, disable Internal RF and set External RF to CRSF to communicate with the module.\u003c\/p\u003e\n\u003cimg alt=\"ExpressLRS LUA tools menu on radio displaying Packet Rate, telemetry ratio, switch mode, and TX power options\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Darwin-Vantac-ELRS-24G-Lite-TX-Module.avif?v=1778037848\"\u003e\u003cp\u003eThe ExpressLRS LUA script lets you adjust packet rate, telemetry ratio, switch mode, model match, and output power from the radio.\u003c\/p\u003e\n\u003cimg alt=\"ExpressLRS LUA menu highlighting WiFi connectivity and the Bind function for pairing the TX module to a receiver\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Darwin-Vantac-ELRS-24G-Lite-TX-Module_75373c9b-9653-4722-afc3-427c1f3198e6.avif?v=1778037854\"\u003e\u003cp\u003eUse the tools menu to enter WiFi connectivity for updates or select Bind when pairing to an ELRS receiver on the same firmware version.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"DarwinFPV","offers":[{"title":"ELRS 2.4G Lite TX Module","offer_id":52563462422752,"sku":"ELRS 2.4G Lite TX Module-1","price":58.19,"currency_code":"USD","in_stock":true},{"title":"ELRS2.0 F411 15A Bluejay AIO","offer_id":52563462455520,"sku":"ELRS 2.4G Lite TX Module-2","price":74.99,"currency_code":"USD","in_stock":true},{"title":"ELRS 2.4G Lite TX Module+ELRS2.0AIO","offer_id":52563462488288,"sku":"ELRS 2.4G Lite TX Module-3","price":116.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/logo.jpg?v=1777992852","url":"https:\/\/rcdrone.top\/products\/darwin-elrs-2-4g-lite-tx-module","provider":"RCDrone","version":"1.0","type":"link"}