2321 PRODUCT SPECIFICATIONSuction Power Speed 1.2 meters per second, 11500 rpm vacuum motorFast adapter/charger Input: 100 - 240V 50-60 HzOutput: 20Vdc 1000 mABattery Ni-MH 14.4V, 2.8 Ah Rechargeable, 3.0 hours ofcharging timeNoise 65 dB at distance of 1mLife time of UV ray 6000 hours continuouslyCapacity of dust bin 0.32 literMoving speed of machine 18.5 ~ 20.5 cm/secRemote control RF with more than 10 meters controlling range, 3Vbutton Lithium battery CR2032Types of movement 5 types: Spiral, Special Bounce, Along Wall, S-shape, Polygonal SpiralDimension 33 x 8 cm / 13 x 3.15 inchWeight 3.9 kg