Allows you to charge two batteries at the same time in 90 minutes. Enhances productivity and empowers the performance of your device. When you go cordless with the HOOVER® Commercial MPWR™ 40 V battery system, your team has the swap-and-go flexibility to seamlessly recharge and replace batteries among multiple uprights and backpacks without slowing down. Battery Type: Li-Ion; Battery Size: 40 V; Charge Time: 90 min; Cord Length: 6 ft.