Features: 1.Power 400W 2.Voltage 25.2V 3.Battery 2500mAh (Charging 3.5h) 4. Working time 60min (Low) 33min (Middle) 9min (High) 5.Motor 100000rpm (DC+Brushless) 6. Suction Power 120AW 7.Wind Pressure 23Kpa 8. Filtration system Mult cyclonic with 5 level filtering (99.9%) 9.Noise 71(Low)/75(Middle)/83(High)dB(A) Specifications: Battery: 2500mAh(Charging 3.5h) Voltage: 25.2V Power: 400W Working Time: 60min(Low) 33min(Middle) 9min(High) Motor: 100000rpm (DC Brushless) Suction Power: 120AW Wind Pressure: 23Kpa Filtration System: Multi cyclonic with 5 level filtering (99.9%) Noise: 71(Low)/75(Middle)/83(High)dB(A) Dust Cup: 0.4L Brushroll: 4 kinds of Product Weight: 1.54kg Package Weight: 5.2kg Product Size (L x W x H): 330 x 114 x 209mm Package Size (L x W x H): 779 x 293 x 138mm