Mini flight control,integrated F405 Flight Control and 55A 4-in-1 ESC Support 3-6S voltage input, support OSD information overlay Especially suitable for small multi-axis rotorcraft and FPV racing frame use The function of the flight control (flight control system) is to the stability and maneuverability of the aircraft and improve its flight performance to complete and enhance flight Small size, excellent quality, not easily damaged F4 flight control specifications: MCU: STM32F405 IMU: BMI270 OSD: AT7456E Black box: 16MB 6X Uarts (1 2 3 4 5 6) WS2812LED Pad: Yes Baro: Yes Buzzer: Yes BEC: 5V/3A Flight control firmware: Betaflight FC Target: SKYSTARSF405 INAV FC Target: SKYSTARSF405HD Installation aperture: 30.5x30.5mm, 4mm hole 3mm Size: 36x36mm 55A 4-in-1 ESC specifications: Size: 41x46mm Installation hole: 30.5x30.5mm/3mm Voltage input: supports 3-6S Lipo MCU: BB21, 48Mhz running BLHELI 16.X firmware Current Sensor: Yes BEC: None Support: DShot DShot150/300/600/MultiShot/OneShot, etc. Target: Q-H-30 BLS 16.7 (Due to different batches, the printed words on the product will be different, which does not affect use) Colour:Black Material:PCB Package Contents: 1 x F405 flight control 1 x 55A 4 in 1 brushless ESC 1 x Capacitor 2 x 14awg power cable 1 x 6P cable 1 x 8P connection cable 1 x XT60 male connector 4 x Semi-circular screws (M3 x 30mm) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.