EU 16.8V2A,16.8V2.5A,16.8V3A,21V2A,25.2V2A lipo battery charger 5.5×2.1mm plug
For 4s Lithium ion/Lipo/Li-ion battery cells in series;. For 5s Lithium ion/Lipo/Li-ion battery cells in series;. Default DC connector is 5.5 2.1 jack. For 6s Lithium ion/Lipo/Li-ion battery cells in series;.