... 3 cell Li-ion battery pack 3 cell Li-ion charger, battery chargerReverse polarity protection Sensing and following the battery voltage Constant charging currentStop ... , PSE, CB, FCC, RoHSInput :100-240VAC, 50/60Hz Output voltage : 12.6 VDC Output current : 1.5 mA No load standby ... 2.5 Warrenty: 2 year Automatic 3 cell Li-ion battery charger