Enhances productivity and empowers the performance of your device. When yougo cordless with the HOOVER Commercial MPWR 40V battery system,your team has the swap-and-go flexibility to seamlessly recharge andreplace batteries among multiple uprights and backpacks withoutslowing down. Works with MPWR 40V Cordless Upright (CH95519), MPWR 40V Cordless Backpack (CH93619) and MPWR 40V Battery (CH17360).