Frsky version) CRAZYBEE F4FR PRO V3.0 Firmware target: CrazybeeF4FR
(Flysky version) CRAZYBEE F4FS PRO V3.0 Firmware target: CrazybeeF4FS
MCU:STM32F411CEU6 (100MHZ, 512K FLASH)
Sensor: MPU-6000(SPI connection)
Board size: 28.5 * 28.5MM
Power supply: 2-4S battery input (DC 7-17V)
Built-in 10A(each) Blheli_S 4in1 ESC Dshot600 ready
Frsky version Built-in SPI Frsky receiver with telemetry(D8/D16 switchable)
Flysky version Built-in SPI Flysky receiver with telemetry(AFHDS/AFHDS2A switchable)
No RX version need to add external Receiver
Built-in Betaflight OSD(SPI Control)
Built-in Current meter Max 70A
Current meter scale set to 470
Built-in 5V 1A BEC
Built-in voltage detection
MCU upgraded to EFM8BB21
Power supply: 2-4S LiPo/LiPo HV (7v/17v)
Current: 10A continuous peak 12A (5 seconds)
Support BLHeliSuite programmable
Factory firmware: F_H_40_REV16_5.HEX
Default protocol: DSHOT600
SPI BUS receiver
Frsky D8/D16 switchable
Compatible Non EU transmitter both D8 and D16 mode
Channels: 8ch or 16ch
Failsafe support
No ground interference ( Transmitter and receiver 1 m from the ground): 300m
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): 300m
Failsafe support
No RX version support external serial-bus receiver like XM+, crossfire, S-FHSS etc.