The Xiaomi Vacuum Cleaner G10 Plus Extended Battery Pack allows you to keep an additional battery charging while you clean. It comes with an expansion dock that helps to charge and store the replacement battery. Once the expansion dock is placed on the charging dock, the cleaner and replacement battery can be charged simultaneously with one cable. Compatible with the G10 Plus Xiaomi vacuums, it can provide up to 65 minutes of extra working time in Eco mode.