... -polymer battery charger 1.Output voltage:4.2v,8.4v,12.6v,16.8v,21v... 2.Current:2A,3A,4A.. 3 ... .High quality with low price 12.6v Li-polymer battery charger 12.6v/1A Li-ion/Li-polymer battery chargerNo ... materialPC15Characteristicshort/circuit/over protection16Safety standardCCC/CE/UL/FCC/PSE/GS/CB/KC 12.6v Li-polymer battery charger with low price