Specifications：
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
MCU：STM32F411CEU6(100M-H-Z， 512K FLASH)，ESP32-PICO-D4
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 5.8-G 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
2.4-G H-z Receiver Packet Rate option： 50H/150H/250H/500H-z
ExpressLRS Firmware version： V3.0
RF Frequency： 2.4G-H-z
Antenna：SMD antenna
Telemetry output Power： 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 2.4-G-h-z Rx and VTx
Onboard 5.8-g OPENVTX Firmware version： OPENVTXMSPVTX
PIT Mode support
Channels：40ch
Transmitting Power：0/RCE/25mw/100mw/400mw
Power supply： DC 5V
Current(5v)： Antenna connector： U.FL