1 1/2 in, Hose Length 4 ft, Power Cord Length 50 ft, Series Super Coach Pro Backpack Vacuum, Vacuum Power Source Corded, Vacuum Filtration Type Standard, Vacuum Collection Type Reusable Bag, Vacuum Capacity 1 1/2 gal, Vacuum Pickup Type Dry, Vacuum Air Flow 159 cfm, Static Pressure 96 in, Weight 11.