Crazybee F4 PRO V2.1 2-3S AIO FC Flight Controller w/ 5A 4-in-1 ESC for micro fpv drone toothpick building

Happymodel Crazybee F4 Pro V2.0 Mobula7 HD 1-3S Flight Controller w/ 5A ESC & Compatible Flysky/Frsky/DSMX Receiver Diffrence from V1.0: - V2.0 could handle 1-3S Lipo/LiHV  ( V1.0 only 1-2s Lipo/LiHV) - V2.0 use bigger bind and boot button , change the BAT/GND pad to “through hole”   Specification: Brand Name: Happymodel Item Name: Crazybee F4 Pro V2 Flight Controller MCU:  STM32F411CEU6 (100MHZ, 512K FLASH) Sensor: MPU-6000(SPI connection) Board size: 28.5 * 28.5MM Power supply: 1-3S battery input (DC 3.5-13V) Built-in 5A(each) Blheli_S 4in1 ESC Dshot600 ready Built-in Receiver ( Diffirent version having diffirent receiver,                             without receiver version doesn't have rx) Built-in Betaflight OSD(SPI Control) Built-in Current meter Max 28A Current meter scale set to 1175 Built-in 5V 1A Buck / Boost with LC filter Built-in voltage detection Firmware (Frsky version) CRAZYBEE F4FR PRO V2.0 Firmware target: CrazybeeF4FR (Flysky version) CRAZYBEE F4FS PRO V2.0 Firmware target: CrazybeeF4FS (DSM2/DSMX version) CRAZYBEE F4DX PRO V2.0 Firmware target: CrazybeeF4DX (No RX version) CRAZYBEE F4 PRO V2.0 Firmware target: CrazybeeF4DX   Onboard 5A 4 In 1 ESC MCU upgraded to EFM8BB21 Power supply: 1-3S LiPo/LiPo HV (3.5v/13v) Current: 5A continuous peak 6A (5 seconds) Support BLHeliSuite programmable Factory firmware: S_H_50_REV16_7.Hex Default protocol: DSHOT600   Onboard Receiver Frsky version:  Built-in SPI Frsky receiver with telemetry(D8/D16 switchable) Flysky version: Built-in SPI Flysky receiver with telemetry(AFHDS/AFHDS-2A Compatible) DSMX version: Built-in Serial-based DSM2/DSMX compatible satellite receiver                          (Default RX2 was used for DSM2/DSMX receiver) No RX version: support external serial-bus receiver like xm+, crossfire, S-FHSS and Dsm2/DSMX, Ibus protocol etc.   Package Included: 1x Crazybee F4 Pro V2.0 Flight Controller