Happymodel Crazybee F4 PRO V3.1 Flight Controller Built-in 12A ESC Betaflight OSD Compatible for Frsky RX FPV Racing Drone Note: this produt not including VTX and Camera. Flight controller 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 7V-17V) Built-in 5A(each) Blheli_S 4in1 ESC Dshot600 ready Built-in Betaflight OSD(SPI Control) Built-in 5V 1A BEC Onboard 4in1 ESC MCU upgraded to EFM8BB21 Power supply: 2-4S LiPo/LiPo HV (7v/17v) Current: 12A continuous peak 15A (5 seconds) Support for BLHeliSuite programmable Factory firmware: F_H_40_REV16_8.HEX Default protocol: DSHOT600 For Onboard Frsky SPI D8 receiver Version CC2500 Hardware Compatible with FrskyD FrskyX Frsky_X_LBT SFHSS REDPINE protocol Channels: 8ch Failsafe support Diversity 2.4G receiver system No ground interference: above 300meter This flight controller is already pre-solder buzzer , external receiver wires, 5pin vtx wires(just plug to Happymodel Whoop_vtx or Whoop_vtx_hp or Diamond VTX) and also the xt30 power wires . It's easy to build your own FPV drone with this AIO flight controller .
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