DJI Innovations Mavic Part 25 Intelligent Flight BatteryThe DJI Innovations Mavic Part 25 Intelligent Flight Battery powers the Mavic quadcopter. It features an integrated battery management system to accurately calculate your remaining flight time. The system considers remaining voltage, how much power you're using, temperature and more. Battery Management The DJI Innovations Mavic Part 25 Intelligent Flight Battery has a battery management system that lets you know how much flight time you have left.