Cordless Dry Dust Extractor Filtration Type HEPA Filter Efficiency 99.97 Percent Air Flow 148 cfm Voltage 40 V Horsepower Not Applicable Cordless Tool Kit Contents (2) Batteries Dual Port Rapid Optimum Charger Pickup Type Dry Collection Type Disposal Bag Tank Size 2.1 gal Hose Diameter 1 in Battery Capacity 4.0 Ah Brushless Motor Yes Tank Dry Capacity 2 1/10 gal Tank Wet Capacity Not Rated Hose Length 11 ft Power Source Cordless Static Pressure Not Rated Sound Level 67 dBA