The Mavic Mini Intelligent Flight Battery provides a maximum flight time of 30 minutes. With a built-in DJI Intelligent Battery Management System, battery status is monitored and reported in real-time, allowing you to focus less on power levels and more on flying. 
 

Model: MB2-2400mAh-7.2V

Rated Capacity: 2400 mAh

Battery Type: Li-ion 2S

Rated Voltage: 7.2 V

Limited Charge Voltage: 8.4 V

Max Charging Power: 24 W

Charging Temperature: 5° to 40°C (41° to 104°F)