MPWR™ 40V 9AH Dual Bay Battery Charger for the Hoover® Hushtone™ 6Q Cordless Backpack Vacuum Assembled in the USA The ACME thread system is

The ACME thread system is typically used where heavy loads will be placed on the brushes when scrubbing

The bristles from the pad driver hold the pad underneath the machine

Both of these HEPA backpack vacs offer 4 level filtration and can capture 99

5 inch height and the decreased weight make this hybrid air mover easier to transport and store

MPWR™ 40V 9AH Dual Bay Battery Charger for the Hoover® Hushtone™ 6Q Cordless Backpack Vacuum Assembled in the USA The ACME thread system isThe MPWR 40V Dual Bay charger is made to be used with the Hoover Hushtone 6Q Cordless Backpack and our Hoover HushTone battery powered upright vacuum. This charger will enhances productivity while empowering the performance on these machines by supplying a 45 minute runtime charge to your battery (sold separately). When two batteries are docked, the charger will charge the battery that with the most charge first to ensures the fasted time to full