1) Universal AC charger for batteries
2) Can charge Lithium batteries such as 16340/10440/14500/18650 9V and so on
3) Compact in size and easy to carry.
4) Input: AC 100-240V/ 47-63Hz.
5) Current: 1.2V/370mA, 3.6V/320mA, 9V/120mA. (US plug)