HAPPYMODEL Crazybee F4 Lite 1S Flight Controller Built-in 5-8G VTX 4in1 ESC Compatible with Frsky/Flysky Receiver TinyWhoop Mobula6 Racing Drone

Flight Controller:
(Compatible with Frsky SPI RX version) CRAZYBEE F4 Lite compatible with Frsky version Firmware target: Crazybee F4 FR
(Flysky SPI RX version) CRAZYBEE F4 Lite Flysky version Firmware target: CrazybeeF4FS
MCU:STM32F411CEU6 (100MHZ, 512K FLASH)
Sensor: MPU-6000(SPI connection)
Board size: 28.5 * 28.5MM
Power supply: 1S battery input (DC 2.9V-4.35V)
Built-in 5A(each) Blheli_S 4in1 ESC Dshot600 ready
Built-in Betaflight OSD(SPI Control)
Built-in 5-8G VTX
Built-in SPI Compatible with Frsky/Flysky receiver
Built-in 5V 1A BEC
Built-in voltage detection

Onboard 4in1 ESC:
MCU upgraded to EFM8BB21
Power supply: 1S LiPo/LiPo HV
Current: 5A continuous peak 6A (3 seconds)
Support BLHeliSuite programmable
Factory firmware: O_H_5_REV16_7.HEX
Default protocol: DSHOT600

Onboard Compatible with Frsky SPI D8 receiver Version:
SPI BUS receiver Compatible with Frsky D8
Compatible Non EU transmitter D8 model
Channels: 8ch
Failsafe support
No ground interference ( Transmitter and receiver 1 m from the ground): 100m~200m

Onboard Flysky SPI receiver Version:
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