Black And Decker PD1820L 18V Lithium-ion Dustbuster® Flexi Hand Vacuum Product Type : Handheld Vacuum Power Source : Cordless Suction Power : 25.0 Air Watts Battery Type : Lithium-Ion Total Battery Energy (Watt Hours) : 27.0 Wh Power Rating : 18V Battery Capacity : 1.5 Ah Air Flow : 1062.0