Suction:8Kpa/12.5KPa/20Kpa Working time: 70/40/20 30 min Support self-cleaning and blowing. Battery Capacity: DC10.8V ,4000mAh Charging Time: 3.5H Rated Power:170W Brusheless motor: 76000rpm/min Dust bin: 80ml Material: Aluminum alloy, ABS，PC Accessory: brush*1, nozzle*1, blowing accessories*3，Type C cable*1，storage bag*1