Happymodel X12 ELRS


Upgrade your drone and use the AIO X12 ELRS Pro V1.1, a versatile 5-in-1 AIO (All-In-One) flight controller that integrates ExpressLRS 2.4G V3.0, OpenVTX and 12A BLHeli_S ESC. The controller offers exceptional responsiveness and extended range with low latency, making it ideal for racing and complex maneuvers. The built-in receiver and VTX streamline installation, reducing weight and increasing reliability. Perfect for hobbyists and professionals alike, the X12 offers performance and precision in drone control.

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  • Brand Name: Happymodel
  • Item Name: X12 ELRS Pro AIO 5-IN-1 Flight controller built-in 12A ESC and OPENVTX
  • Betaflight firmware target: betaflight_4.4.0_STM32F411
  • VTX antenna: U.FL
  • Weight: 5.1g
  • Size: 30mm*30mm*8mm




Flight controller X12 ELRS Pro v1.1 AIO 5-IN-1 Flight controller
Sensor: ICM42688P(SPI connection)
Mount hole size: 25.5mm*25.5mm
Power supply: 1-2S battery input (DC 2.9V-8.7V)
Built-in 12A(each) Blheli_S 4in1 ESC
Built-in Betaflight OSD(SPI Control)
Built-in 5.8G OpenVTX 0mw~400mw (MSP control)
Built-in UART ExpressLRS v3.0.0
Built-in voltage meter sensor , voltage meter scale 110
Built-in current meter sensor , current meter scale 470
Onboard 4in1 ESC Power supply: 1-2S LiPo/LiPo HV
Current: 12A continuous peak 15A (3 seconds)
Support BLHeliSuite programmable
Factory firmware: Bluejay v0.19.2
Default protocol: DSHOT300
Recommend ESC Startup power value to min1100/max1200
Onboard UART ExpressLRS 2.4GHz Receiver Packet Rate option: 50Hz/150Hz/250Hz/500Hz
ExpressLRS Firmware version: V3.0
RF Frequency: 2.4GHz
Antenna : SMD antenna
Telemetry output Power: <12dBm
Receiver protocol: Serial_based CRSF
Compatible with ExpressLRS V3.x.x TX Module
Could flash single ELRS receiver firmware by Wifi
ExpressLRS firmware target: Generic ESP32 2.4Ghz Rx and VTx
Onboard 5.8g OPENVTX Firmware version: OPENVTX
PIT Mode support
Transmitting Power: 0/RCE/25mw/100mw/400mw
Power supply: DC 5V
Current (5v): <650ma (400mw)
Antenna connector: U.FL



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