The DJI Intelligent Flight Battery is the spare battery designed for the DJI Mavic Pro Drone. Key features include: __Integrated Battery Management System. __ Ensures you’ll have a safe flight free from power issues. System monitors voltage, power draw and temperature to give you an accurate battery level that’s transmitted and displayed on the Mavic Pro’s remote controller and DJI’s GO 4 app. __Overcharge / Overdrain Protection. __ Designed to protect the battery's lifespan, this mechanism ensures charging stops when at full capacity and powers down before reaching a critically low level. Another feature is an automatic discharge to 50% capacity when not in use over an extended period. __Compatibility. __ This battery is only compatible with the DJI Mavic Pro Drone. A charger is not included with the purchase of this battery.