Revolutionary rechargeable battery
can charge from any USB port.
1)Rechargeable AA size batteries
2)Can be recharged simply by plugging into a USB port.
3)Widely used as common AA battery
4)Can be charged by normal charger
5)saves money and battery waste
6)Packing: 2pcs/blister card
7)norminal voltage:1.2V
8)typical capacity:300mAh
9)charge time: 5 -6 hours(by USB port)