Compatible DJI Spark Battery and Drone.
Input: AC 110-250V, Output: DC 13.1V/4A ( for 4 battery Port),
Portable Compact Size 4,For conveniences outdoors.
Can charge 4 batteries and 2 USB devices?usb cables are not included) at the same time, convenient and efficient.
Charging Time: For battery--60 minutes; For remote controller--70 minutes. ( When batteries remain 10% and remote controller remain 20% before charging)