Using DJI 100W USB-C Power Adapter. DJI Mavic 4 Pro. ONLY compatible withDJI Mavic 4 Pro drone . Capacity: 6654 mAh. Cell Phone & Smart watch. Battery Type: Li-ion 4S. From 0% to 100%: 1 battery takes about 51 minutes, 3 batteries take about 90 minutes (200 V to 240 V input) or about 110 minutes (100 V to 127 V input. ).
eBay