... .Low price and reliability 3.High efficiency 16.8V 6A Li-ion battery charger1.UL/CUL, PSE, GS, BS, CE, CB, ... Low price and reliability 3.High efficiency 16.8V 6A Li-ion battery charger1)input voltage: AC 100-240V 50/60HZ2)range ... 120%min3)over protection4)Short-circuit protection: automatic recovery 5)Load regulation: ±5% Environmental requirement1)operating temperature: 0-402)storage temperature: -20 ...