... name:Mobile extra power bank-3Cell type : Li-polymer batteryCapacity: 6600mAh/ 23WhInput:mini USB DC 5V ,1.0A (Max)Port 1 Output: 5.0V ... , short circuit, lightning protection, etc function.Easy to use:1, Charge the power bank 1-1, use USB cable & a USB adaptor or use ... /desktop to charge the power bank. (Notice: use laptop/desktop to charge the device, please use USD2.0 port) 1-2, when charging ...