During your ride, the DJI Power 1kW Super Fast Car Charger can utilize the excess electricity from the car's alternator to quickly recharge DJI Power 1000/2000/1000 V2 and expansion battery at up to 1000 W. It can reach 1024 Wh of power during a drive of approximately 78 minutes, and 2048 Wh in 145 minutes, thereby expanding the capacity of your car's electrical system. It can also connect to the car battery and reverse-charge it with DJI Power 1000/2000/1000 V2 to prevent battery drain, achieving intelligent two-way charging and capacity expansion of the car battery.