This adapter can make listed lithium batteries use on for Flat Pushing Lithium Battery Machine,and let you Enjoy the benefits of extended run-time of Li-Ion Batteries. Allows use for 18V Lithium-ion batteries BL1815 BL1830 BL1840 BL1850.etc. Use for V20 20V tool.Not for OLD 20V.Not for 19.2V C3 tool. Note: Can not be used for power charging, this adapter not fit intoany chargers. If you need to charge your power tool batteries ,please use the original-battery charger. Colour:Red Material:ABS Package Contents: 1 * Lithium Battery Adapter for (No Battery) 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.