Battery Steward Parallel Charging Board Charger Adapter with Digital Display for DJI MAVIC PRO
It should be using with original charger, can charge 4pcs of battery.
Intelligent detection, charging from high voltage to low voltage.
With digital display, showing the charging state.
Input: 13.05-13.2V 8A (MAX.) - Output: 13.05-13.2V.
PACKING LIST: 1 X MAVIC PRO CHARGER