This is a replacement All-in-One Flight Controller for the Eachine TRASHCAN / Mobula7 or similar Whoops.

Flight controller	MCU:STM32F411CEU6 (100MHZ, 512K FLASH) Sensor: MPU-6000(SPI connection) Board size: 28.5 * 28.5MM Power supply: 1-2S battery input (DC 3.5-8.7V) Built-in 5A(each) Blheli_S 4in1 ESC Dshot600 ready ESC MCU Upgraded to EFM8BB21 Frsky version Built-in SPI Frsky receiver with telemetry(D8/D16 switchable) 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 Multi Serial port support Fully compatible with almost Brushless whoop drone Weight:4.3g
Onboard 4in1 ESC	MCU upgraded to EFM8BB21 Power supply: 1-2S LiPo/LiPo HV (3.5v/8.7v) Current: 5A continuous peak 6A (3 seconds) Support BLHeliSuite programmable Factory firmware: S_H_50_REV16_7.Hex Default protocol: DSHOT600

Firmware target:

Frsky version betaflight_4.0.0_CRAZYBEEF4FR.hex

Package include:
1 x CrazybeeF4 PRO flight controller
1 x Power cable
1 set Shock absorbing rubber and screws

HappyModel Crazybee F4 Pro V2.0 1-2S Flight Controller (FrSky)