1. custom service 2. CE,FCC,UL,ROHS,SAA approved 3. ... ,UK,Australia,Japan,SouthKorea,CN(customized)Output8.4VApplied battery1-100cells 1-1000AhMax Output Power8.4wOutput ConnectorUSB,,DC, JST, XRL, Alligator Clip ... /MP4, Boat Device, Rechargeable Bus and so on. 8.4V1 amp li-ion Battery Charger CE FCC UL SAA KC PSE ...