This charger is designed for use with 2V, 6V or 12V lead acid batteries only. There is a built-in poly-switch for over current protection and polarity reverse protection to ensure that the battery won’t be damaged during the charging process. The appropriate battery voltage can be selected via the switch on the front of the unit and a set of crocodile clips attached to a fixed 1.2m fly lead enable easy attachment to your battery.Input voltage[tab]AC100-240V @ 60/50Hz[br]Max. current[tab]600mA[br]Output voltage[tab]2/6/12V[br]Lead length[tab]1.8m[br]Dimensions[tab]82 x 56 x 80mm[br]Weight[tab]125g