HappyModel CrazyBee F4 Pro V2.1 Brushless Flight Controller (2-3S / FrSky)

Regular price $41.99

2 * Limited Quantity Available


  • (Frsky version) CRAZYBEE F4FR PRO V2.1 Firmware target: CrazybeeF4FR
  • MCU:STM32F411CEU6 (100MHZ, 512K FLASH)
  • Sensor: MPU-6000(SPI connection)
  • Board size: 28.5 * 28.5MM
  • Power supply: 2-3S battery input (DC 7.4-13V)
  • Built-in 5A(each) Blheli_S 4in1 ESC Dshot600 ready
  • Frsky version Built-in SPI Frsky receiver with telemetry(D8/D16 switchable) EU-LBT support
  • Built-in Betaflight OSD(SPI Control)
  • Built-in Current meter Max 28A
  • Current meter scale set to 1175
  • Built-in 5V 1A BEC with LC filter
  • Built-in voltage detection
Onboard 4in1 ESC
  • MCU upgraded to EFM8BB21
  • Power supply: 2-3S LiPo/LiPo HV (7.4v/13v)
  • Current: 5A continuous peak 6A (5 seconds)
  • Support BLHeliSuite programmable
  • Factory firmware: S_H_50_REV16_7.Hex
  • Default protocol: DSHOT600
Frsky receiver Version
  • SPI BUS receiver
  • Frsky D8/D16 switchable
  • Compatible both Non-EU and EU-LBT transmitter Channels: 8ch or 16ch EU-LBT support (need to update betaflght v4.0 date 2019-04-11)
  • Failsafe support
  • No ground interference ( Transmitter and receiver 1 m from the ground): 300m
Package includes:
  • Crazybee F4 PRO V2.1 flight controller
  • XT30 Pigtail
  • 5pin-5pin SH1.0 Plug ( used for connect with Whoop_vtx or Diamond_vtx)
  • 2x 1s PH2.0 Serial connect power wire
  • Rubber damping balls set



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