Battery2go Battery fit to Dyson DC31 Animal, DC34, 17083-4211, DC31, DC44, DC35, 17083-2811, 917083-03 Capacity: 1500mAh / 33.3Wh Type: Li-ion Volts: 22.2V Size : 120.20 x 75.30 x 66.70mm Certificated with ISO9001, RoHS & CE