Happymodel Larva X Crazybee F4 Pro V3 2-4S Flight Controller – FRSKY

SPECS:

(Frsky version) CRAZYBEE F4FR PRO V3.0 Firmware target: CrazybeeF4FR

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)

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

Recommend Battery: 2S 450mah/550mah , 3S 300mah/350mah/450mah, 4S 300mah/350mah

Notes: If used 3inch propellers, we recommend use 2-3S only