Battery charger 1.16A 1PH AC 2.CE GS ISO9001 Certificate. 3.Warranty 1 year. BATTERY CHARGER/CHARGER(START-220/320/420/520/620)1.START-boost 2.charge lead-acid battery 3.Suitable for cars, vans, light truck FUNCTION & FEATURE:single phase, portable battery charger for charging lead-acid battery with selector for normal or quick(boost) charge.Suitable for cars, vans, light truck.