Fangrui Product Details Fangrui Product Details 1. [attention Please] This Is A Battery Adapter, Not Battery. The Adapter Can Convert For 18v Lithium Ion Battery To For Xsbt620/xsbt750/xsbt700 Battery. 2. [compatible With 18v Lithium Battery] Convert For 48-11-1828 48-11-1840 48-11-1850 18v Li-ion Battery To For Xsbt620/xsbt750/xsbt700 Battery. If You Dont Have The Battery, But You Have The . 18v Battery. So You Just Need To Get The Adapter, Then You Can Use Them And Your Vacuum Cleaners. 3. [compatible With For Cordless Vacuum Cleaners] Work For Uz365h And Iz1 Iz2 Iz3 Iz4 Series Vacuums, Such As Iz162h Iz162hc Iz163 Iz361h Iz362h Iz363ht Iz462h Iz463h Iz201 Iz251 Iz482h Iz483h And Qz162hqbi Qz162hqde Qz162hqlc Qz162hqpb Qz162hqsv Qz163hqbl Qz163hqde Qz163hqlc Qz163hqpb Qz163hqsv Cordless Stick Vacuum Cleaners. So Please Be Careful To Check The Model Of Your Device Before Purchase. 4. [warning]this Adapter Cannot Be Used For Iz862h, Iz631h, Iz682h, Iz662h Vacuum Cleaners, So If Your Vacuum Cleaners Model Is One Of Them Or Iz6... Or Iz8