25.5x25.5mm Happymodel CrazybeeX FR/FS/PNP V2.2 F4 1-2S Flight Contro... (RECEIVER: WITHOUTRECEIVER)

Flight Controller

MCU:STM32F411CEU6 (100MHZ, 512K FLASH)
Sensor: MPU-6000 (SPI Connection)
Board Size: 28.5 * 28.5mm
Power Supply: 1S-2S battery input (DC 2.9V-8.7V)
Built-in 5A(each) Blheli_S 4in1 ESC Dshot600 ready
Built-in Betaflight OSD(SPI Control)
Built-in 5.8G VTX
Built-in SPI Frsky receiver support D8/D16 (
Built-in 5V 1A BEC
Built-in voltage detection
Firmware Target:
CrazybeeX FR Version: Recommend Betaflight 3.5.7 target CRAZYBBEF4FR
CrazybeeX FS version:?Recommend Betaflight 3.5.7 target CRAZYBBEF4FS
CrazybeeX PNP version: Recommend Betaflight 3.5.7 target CRAZYBEEF4DX

Onboard 5A 4In1 ESC

EFM8BB21
Power Supply: 1-2S LiPo/LiPo HV
Current: 5A continuous peak 6A (3 seconds)
Support BLHeliSuite programmable
Factory Firmware: S_H_50_REV16_7.HEX
Default Protocol: DSHOT600

SPI BUS Receiver Frsky D8/D16 Compatible
Support?for Futaba S-FHSS (Need Betaflight 4.0.5 firmware or latest), Frsky_X_LBT(EU-LBT)?

Channels: 8CH / 16CH
Failsafe support
No ground interference ( Transmitter and receiver 1 m from the ground): 100m~200m

SPI BUS Receiver
Protocol: AFHDS and AFHDS-2A Switchable
Channels: 8CH (AFHDS) or 14CH (AFHDS-2A)
No ground interference ( Transmitter and receiver 1 m from the ground): 100~200m
Failsafe support

(CrazybeeX PNP V2.2 Version W/O on Board Receiver)