FeaturesChange flight battery into a large-capacity power bankTake advantage of the spare batteryTwo USB Type-A ports10 W dual outputGenuine DJI AccessoryThis DJI Mavic 2 Battery to Power Bank Adapter turns your Intelligent Flight Batteries into high-capacity power banks. Each Battery to Power Bank Adapter has two USB Type-A ports, offering 10 W dual output, allowing you to fully charge a smartphone using just 20% of one battery.SpecificationsInput: 9-20 V, 2.6 AOutput: USB Type-A 5 V, 2.1 A × 2