HappyModel Crazybee F4 Pro V2.1 Brushless Whoop Flight Controller for Sailfly-X - Choose Your RX

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Spare / replacement  Flight Controller & 4in1 ESC AIO for the SailFly-X by Happy Model.

V2.1 has an OSD plug, and supports 2-3S where V2.0 supports 1-3S

Be sure to check out all our other Sailfly parts & accessories!

Specifications

General

  • Input Voltage: 1-3S (3.5-13V)
  • Current: 5A continuous peak 6A (3 seconds)
  • Dimensions: 28.5x28.5mm
  • Weight: 4.3g 

Flight Controller

  • MCU: STM32F411CEU6 (100MHZ, 512K FLASH)
  • Sensor: MPU-6000(SPI Connection)
  • Built-in 5A(each) Blheli_S 4in1 ESC Dshot600 Ready
  • ESC MCU Upgraded to EFM8BB21
  • Built-in Betaflight OSD (SPI Control)
  • Built-in Current meter sensor Max up to 28A (Scale set to 1175)
  • Built-in 5V 1A Buck / Boost w/ LC Filter
  • Built-in Voltage Detection
  • BLHELI_S Pass-Through Ready
  • Multi Serial Port Support
  • Frsky Version: Built-in SPI Frsky Receiver w/ Telemetry (D8/D16 switchable)
  • Flysky Version: Built-in SPI Flysky Receiver w/ Telemetry (AFHDS/AFHDS-A Compatible)
  • DSMX Version: Built-in Serial-Based DSM2/DSMX Compatible Satellite Receiver (Default RX2 was used for DSM2/DSMX receiver)
  • No RX version: Supports External Serial-Bus Receiver (Like XM+, Crossfire, S-HSS and DSM2/DSMX, IBUS protocol etc.)

4in1 ESC

  • Current: 5A Continuous, 6A Peak (3 seconds)
  • Onboard 4in1 ESC MCU Upgraded to EFM8BB21
  • Support BLHeliSuite Programmable
  • Factory firmware: S_H_50_REV16_7.Hex
  • Default protocol: DSHOT600

Includes

  • 1x Crazybee F4 PRO V2.1 Flight Controller
  • 1x XT30 Pigtail
  • 1x 5pin-5pin SH1.0 Plug (to connect w/ Whoop_VTX or Diamond_VTX)
  • 1x 2x1S PH2.0 Series Connection Power Pigtail 
  • 1x Rubber Damping Ball Set 

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