Enhances productivity and empowers the performance of your device. When you go cordless with the HOOVER™ Commercial MPWR® 40V battery system, your team has the swap-and-go flexibility to seamlessly recharge and replace batteries among multiple uprights and backpacks without slowing down. Works with MPWR® 40V Cordless Upright (CH95519), MPWR® 40V Cordless Backpack (CH93619) and MPWR 40V Battery (CH17360). Battery Type: Lithium Ion; Battery Size: 40 V; Charge Time: 60 min; For Use With: MPWR® 40V Cordless Upright CH95519; MPWR® 40V Cordless Backpack CH93619; MPWR 40V Battery CH17360.