Feature: 1. Storage Charging Mode: The storage mode is to charge the battery whose battery power is less than 2 bars to (about 60% of the power) for long term storage. 2. Fast Charging: The digital charger can charge 4 for AIR2 batteries and the remote control at the same time. 4 batteries are fully charged in just 120 minutes. 3. LCD Display: The digital battery charger uses LCD to display charging port status, charging current, battery voltage, and power. 4. Anti Slip Pads: There are anti slip pads on the bottom to prevent scratches on the bottom of the charger. 2 side cooling vents help reduce charging temperature. 5. Function: Smart battery charging hub built in safety system fully keeps the charger from overcharging, overvoltage, overcurrent, short circuit. Specification: Item Type: Battery Charger Shell Material: Plastic Color: Grey Input Voltage: AC 100-240V Battery Port Output: 4 x 12.6V 13.2V /2.0A（Maximum） USB Port Output: 5V 3A Charging Time: About 110 Minutes when Fully Charged with 4 Batteries Applicable: for DJI Mavic AIR 2 Mavic AIR 2S UAV Package List: 1 x Battery Charger 1 x Power Cord 1 x Manual Note: The battery is best stored for a long time with 40%‑60% power. Storing a battery with a full charge is easy to bulge, and storing it without a charge may cause the battery to fail.