This usb charger is designed for Mavic Air 2,Air 2S 12.6V and 13.2V battery. It can also be compatible with power bank, car charger,USB adaptor etc Input: 5V/9V/12V/15V-3A; 20V-5A; Output:12.6V/13.2V/3A(MAX). Net weight:1.83 oz; Size: 2.17x1.77 x0.59 inches Support PD & QC3.0 Quick Charging.Charging time:[ Input:PD 40w or more] about 70 mins for 13.2v 3500mAh battery; about 75 mins for 12.6v 3750mAh battery Small and ligthweight, does not take up space, and is easy to store What you get: 1 x USB charger,1 x USB-A to USB-C Charging Cable,1 x USB-C to USB-C Charging Cable. (Not include battery) Specially designed for DJI Mavic air 2 and Mavic air 2s