... .3.6V 880 MAH with protection of 16,340 charge, battery height 37.0mm diameter 16.5mm, overcharge protection, overcharge 4.2V ... , voltage : 2.75V, battery cycle life of more than 500 ; Size: ... 50/60Hz,Output: 4.2V current of 600mA,Reverse battery protection Battery overcharge protection, and constant voltage charging process!Travel plug ...