HAKRC F722 flight controller 5V 9V dual BEC OSD 3-9S For RC FPV racing drone

HAKRC F722 flight controller 5V 9V dual BEC OSD 3-9S For RC FPV racing drone Features:100% Original and Brand new.Flexible cable connection between flight control and ESC reduces the impact of automatic flight control.There are many integrated functions of the flight control, and the components are very dense. When installing, please do not use tools (such as needle-nosed pliers or sleeves) to screw the nut, which is easy to scratch the tower hardware and cause unnecessary loss. The correct way is to tighten the nut with your fingers and the screwdriver can quickly tighten the screw from the bottom. (Remember not to be too tight, so as not to damage the PCB)Do not install the propeller when installing and debugging the flight control. Try not to fly indoors to avoid safety accidents. Before installing the propeller test, check again that the motor is turning and the propeller is in the correct direction. Safety Tip: Do not fly near the crowd.Do not use non-original aluminum or nylon co