Happymodel Crazybee F4 PRO V3.0 2-4S Flight Controller w/ Blheli_S 4in1 ESC Dshot600 & Compatible Flysky/Frsky Receiver Color:with Frsky Receiver 4 * 2 * 2cm

4 * 2 * 2cm / 5

Receiving Channel:72 Searching Channel

Current: 5A continuous Max 6A (3 seconds)

Suitable : for Syma  X5 X5C

IMU: MPU6000

Happymodel Crazybee F4 PRO V3.0 2-4S Flight Controller w/ Blheli_S 4in1 ESC Dshot600 & Compatible Flysky/Frsky Receiver Color:with Frsky Receiver 4 * 2 * 2cmSpecification: (Frsky version) CRAZYBEE F4FR PRO V3. 0 Firmware target: CrazybeeF4FR (Flysky version) CRAZYBEE F4FS PRO V3. 0 Firmware target: CrazybeeF4FS (No RX version) CRAZYBEE F4 PRO V3. 0 Firmware target: CrazybeeF4DX MCU: STM32F411CEU6 (100MHZ, 512K FLASH) Sensor: MPU 6000(SPI connection) Board size: 28. 5 * 28. 5MM Po&wer supply: 2 4S battery input (DC 7 17V) Built in 10A(each) Blheli_S 4in1 ESC Dshot600 ready Frsky version Built in SPI Frsky