This charger was designed specifically to replace the Bissell Power adapter 1610982 – K12S270050U – (27v 0.5a). I ship fast, next business morning via first class mail. It will fit the following cordless vacuums: AirRam Cordless Vacuum | 2144 AirRam Cordless Vacuum | 1984 Similar Models: 19841, 19844 Multi Reach Cordless Vacuum | 2151A...