This adapter can make listed lithium batteries use for 18V tools , and let you enjoy the advantages of extended run-time of -Ion batteries on your existing 18V tools. Allows for use of maximum 20V batteries and replacement batteries in most batteries for and for use of 18V - Lithium-ion batteries and replacement batteries in most of batteries for , etc. Use for machines with slide pack batteries. Compatible for: for Battery Features: Practical, Battery Converter Colour:black Material:ABS Package Contents: 1 x Battery Adapter (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.