Charger, Li-polymer/Li-ion Dimensions L x W x H: 107 x 67 x 37 mm Output voltage: 21 VDC Input voltage: 90...264 V ac, 47...63 Hz Chargeable cells: 5 Li-ion cells Charging current: 1.6 A Connection, primary side: Exchangeable Mains Plugs / 2-Pin C8 Inlet Connection, secondary side: Cable, 1.8 m with pole Reversing Coupling Input voltage: 90...264 VAC Battery voltage: 18.5 V