Product: Adapter Is Suitable For Milwaukee 18V M18 Battery And Powers For Dyson V7 21.6V Vacuum Cleaner. The Adapter Is Matched To The Mil Battery, Which Is A Perfect Replacement For Dyson V7 Battery. Only The Adapter, No Battery. | | Perfectly Fit For Milwaukee: Compatible With Milwaukee M18 18V Batteries: M18 48-11-1852 48-11-1815 48-11-1820 48-11-1828 48-11-1850. | | Perfectly Fit For Dyson 21.6V Vacuum Cleaner: Compatible With Your Dys V7 Series, V7 Motorhead, V7 Fluffy, V7 Animal Pro+, V7 Trigger, V7 Trigger, V7 Hepa, V7 Car+Boat, V7 Absolute,Etc | | High Quality: High Quality Abs Material, High Quality, Safe And Secure. The Usage Time Depends On The Installed Battery Capacity. Cannot Be Used To Charge The Battery. Tip: Remove The Adapter When Not In Use. | |