Model Mini F722 V3 CPU STM32F722RET6 Power Supply 2~6S Lipo (6.5V~30V) BEC Output DC5V/3A OSD BF OSD Black Box 16M Flash Memory UART 4 Set ESC Telemetry RX4 Buzzer YES Smart Audio YES LED 1 Set 2812 LED USB　Micro USB Fireware　FOXEERF722V3 GYRO　BMI270 Size　26X26mm Mounting Hole 20X20mm,Φ4mm Weight(g) 4g Working Temperature -20℃ ~ +55℃ Working Humidity 20～95% Storage Temperature -20℃ ~ +70℃ Package Includes 1*FC, 4*Rubbers Columns