... 1.UL,PSE,GS,CE,CB,FCC,C-TICK 2.12.6V 1A 2A 3A 4A 5A 3.8.4V 2A ... 3A 4A Li-ion Battery charger 12.6V 1A with PSE certification 1)input voltage: AC 100 ... /63HZSafety ApprovalsUL/CUL, PSE, GS, BS, CE, CB, FCC, and EK-MarkProtections1)over voltage protection: 120%min2)over current protection: 120 ... . Installed with EMI filter ,minimum wave Li-ion Battery charger 12.6V 1A with PSE certification