Compatible with:Dyson DC31,Website:://.toolbattery.net,DC35 type B, DC44 Animal,DC45, DC31, DC31 Animal, DC34, DC35, DC35 Animal, DC35 Exclusive917083-01, 17083-2811, 18172-01-04, 17083-4211 17083-04Technical Details：Item Weight 1 poundsProduct Dimensions5.1 x 4.4 x 3.7 inches      Origin ChinaItem model number DC34Color GeryVoltage 22.2VItem Package Quantity 1Battery Cell Type Li-ion