GEPRC SPAN F722-BT-HD V2 StackThe SPAN F722 BT HD v2 stack is specially designed for DJI Air Unit, plug and play, is a flight tower system with F722 chip flight controller and BLheli_32 50A 96K 4 in 1 32 bit ESC, equipped with 42688 P gyroscope, integrated 512MB on board SD card and on board Bluetooth parameter tuning. So as to have a more delicate flying experience. The SPAN F722 BT HD v2 flight controller supports direct plug in the DJI Air Unit, which can save the trouble of