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HappyModel ES24TX Slim Pro ELRS 2.4GHz RC Transmitter Module

Original price $47.99 - Original price $47.99
Original price
$47.99 - $47.99
Current price $47.99
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Free Delivery on U.S.A. Orders $99 or more

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This Slim Pro TX module is designed by Happymodel and based on the open-source  ExpressLRS which is a very popular low latency and high packet rate RF module for RC Airplane and FPV Racing drones. Its main hardware architecture is ESP32, ESP8285, and SX1280 RF chip. The ES24TX Slim Pro module is a complete solution which is already pre-load the Expresslrs firmware and its plug-and-play for Frsky X-lite/X-lite pro/X9 Lite, TBS Tango2.
This Slim Pro module comes with an aluminum alloy shell and is equipped with a cooling fan that automatically works when the module is working at 250mw.
The slim pro-TX module supports a maximum power output of about 1000mw, this would be very useful for Long Range FPV.

Check out our other ELRS accessorieses, as well as the rest of our HappyModel selection.


  • Supports up to 1000mw RF power (T-lite radio and Tango2 radio need external power supply)
  • RGB LED ready
  • Cooling Fan ready
  • Open source ExpressLRS
  • Long-range, low latency, and High re-flashed Rates
  • Telemetry data transmission supported
  • CNC aluminum protective shell


  • Regulatory Domain: ISM2400
  • MCU: ESP32(main),ESP8285(as ESP backpack)
  • RF chip: SX1280IMLTRT
  • Frsky Lite 8pin socket
  • Frequency Range: 2400 MHz to 2500 MHz
  • Maximum receive refresh rate: 500Hz
  • Minimum receiver refresh rate: 25Hz
  • RF Output Power: ≤30dBm
  • Power supply voltage: 5v~12v
  • Weight: 50gram (without antenna)
  • Dimension: 67.5x30x20.5mm (without antenna)
  • Antenna gain: 1.87dBi
  • Antenna Connector: SMA


  • 1x HappyModel ES24TX Slim Pro 2.4GHz RC Transmitter Module
  • 1x Antenna