This fast charging hub is compatible with the Mavic 4 Pro drone; it can charge 2 Mavic 4 Pro batteries at the same time. It can also be a power source to charge your USB devices.
Input voltage: 5V-15V/3A; 20V/5A; DC output: 17.2V/7A (Max); USB output: 5V/2.0A (Max).
Charge mode: charge the battery to full capacity; Storage mode charges batteries with less than 60% to 60% for long-term storage. Discharge mode: This charging hub can also be used as a power source to connect UB devices.
It will take approximately 50 minutes to charge one Mavic 4 Pro battery and about 90 minutes for two Mavic 4 Pro batteries with an input of 100W or above.
Overcharge protection, overheat protection, over-current protection, overload protection, over-voltage protection, short circuit protection, will protect your batteries.