OSTTFOIN Mavic Air 2 battery is the replacement high capacity Intelligent flight battery (3750mAh,11.55V),which is the latest update to the production of battery and can support maximum 34 minutes flight time.(It depends on the factor like speed, windy, temperature, charging time and so on).All of our OSTTFOIN Mavic Air 2 batteries are with the built-in 4 led indicator lights(Battery Capacity Lights: 25%, 50%, 75%, 100%) which can be shown the battery usage condition, with the intelligent touch of a button. Altering you the risky of flying with low power.OSTTFOIN Mavic Air 2 battery is Compatible with DJI Mavic Air 2 Drone Accessories and original DJI Mavic Air 2 battery charger.And our OSTTFOIN DJI Mavic Air 2 battery is based on intelligent Self-discharge, over-charge and discharge protection.OSTTFOIN DJI Mavic Air 2 battery is 30% pre-charged, please make sure fully charged before the first-time flight, and make several times flight test to make sure the battery fits your DJI Mavic Air 2 Drones.