[Use for Tools]Suitable for 18V System Cordless Tools.Works for B22 22V Lithium-Ion Batteries Pack (Battery not include). Adapter convert for B22 21.6V 22V Battery Li-ion battery to work for tools. [Wildly Applicable] - Convert for B22 22V Lithium-Ion battery,to replace for 18V battery, such as 48-11-1862 48-59-1880 48-11-1852 48-11-1820 48-11-1822 48-11-1828 48-11-1840 48-11-1841 48-11-1850 48-11-1815 48-11-1812 48-11-1811 48-11-1860 48-11-1890 48-11-10 batteries, etc. [Safe & Reliable]- Its ultra-compact design, made from high-quality plastic, is and , easy to carry and use, and not damage batteries or tools.Adapter cannot be . If you need to charge, unload the adapter first. [Advantages]Wide usage for 18V Battery power tool , If the Lithium-ion Battery stop working, use the adapter for 22V Li-ion battery as power replacement. Expand for to for power tool lines, giving new life to your used for batteries and saving you money. note:Please remember to remove the battery if you are not using it. Color: Black Material: plastic Package Contents: 1 x adapter(battery not include) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.