Notice The product will be shipped from about February 15 2025 Specification Brand SUB250Model Huma20 O4 ProItem Name 2 Inch 4S FPV DroneWheelbase 95mmMCU STM32F722RET6Gyro ICM42688 PFC Redfox A3 45A AlOMotor Sub250 1304 6000KVESC BLHeli 32 45APropeller HQProp 2 2 2 4Carbon Plate Thickness 2mmBattery Connector XT30Recommended Battery 4S 720mAh Not included Receiver PNP ELRS2 4G TBSnanoRxVTX Camera DJI O4 ProVTX Mounting Pattern 20mm 20mm 25 5mm 25 5mmWeight 142±1g Battery not included Package Included 1x SUB250 Huma20 HD O4 Pro 4S CineWhoop BNF PNP