Betaflight F4V3S F4 V3 V3S PLUS FC Flight Controller Board Built-in Barometer OSD for QAV250 230 RC Drone FPV Racing Quadcopter Features: Betaflight F4 V3S PLUS FC flight controller board for RC FPV drone. Size: 36x36mm, Mounting Holes: 30.5x30.5mm. The function of the flight control is to control the drone through the gyroscope on the flight control board. Great choice for university professors and students who are interested in developing RC FPV drone. If there are any problems, please contact our store in time. Specifications: Item Name: F4 V3 PLUS Flight Controller Size: 36x36mm Mounting Holes: 30.5x30.5mm STM32 F405 MCU Dshot support Drag and Drop OSD configured via Betaflight Gyro: BMI270 SBUS / PPM AND Spketrum DSMX ports Memory card blackbox Baro (BMP280) BEC: 5v3a 9V3A On-board video filters (only 5V to VTX and camera) Package Information: Package Size: 5*4*2.5cm Package Weight: 20g Plastic Package Package List: 1* F4 V3 PLUS Flight Controlle