HappyModel CrazyBee F4 Pro V1.0 Brushless Flight Controller (1-2S / FrSky or No-RX)

Regular price $42.99

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The world best Brushless F4 whoop flight controller with internal 4in1 ESC, Betaflight OSD, and current sensor. You only need to add a VTX and camera. It’s the best choice for your brushless tiny whoop drone.


  • MCU:STM32F411CEU6 (100MHZ, 512K FLASH)
  • Sensor: MPU-6000(SPI connection)
  • Power supply: 1-2S battery input (DC 3.5-8.7V)
  • Built-in 5A(peak 6A) Blheli_S 4in1 ESC Dshot600 ready
  • ESC MCU Upgraded to EFM8BB21
  • Frsky version Built-in SPI Frsky receiver with telemetry(D8/D16 switchable)
  • No RX version supports external serial-bus receiver like xm+, crossfire, S-FHSS and Dsm2/DSMX, Ibus protocol etc.
  • Built-in Betaflight OSD (SPI Control)
  • Built-in Current meter sensor Max up to 28A
  • Current meter scale set to 1175
  • Built-in 5V 1A Buck / Boost with LC filter
  • Built-in voltage detection
  • BLHELI_S pass-through Ready
  • Weight:4.2g
  • Onboard 4in1 ESC / MCU upgraded to EFM8BB21
  • Support BLHeliSuite programmable
  • Factory firmware: S_H_50_REV16_7.Hex

Attention: These flight controllers come flashed with a custom firmware from the manufacturer to provide optimal performance. Updating the firmware may cause undesirable results, including bricking the board. If an update has already been done, then click here to obtain the correct firmware.

Also, make sure you are using Betaflight configurator 10.4 which can be downloaded here (

Package Includes:

1 x CrazybeeF4 PRO flight controller
2 x Power cables
1 set Large shock-absorbing rubber grommets and screws



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