The two plugs on the fuselage are connected to the helicopter power supply, connected to open the switch on the fuselage aircraft energized, charging has another charger, charger plug connected to the fuselage of one of the plugs for charging, the red light to green light is always on, indicating full. There is a white plug is a balance charger plug, also for charging.FQ777 charging is direct charging, not equipped with an adapter and balance charger.