Range of use and functions: 1. The bottom of the adapter: Compatible with 18V series 625367000, 625368000, 321000480, 321000550, 625459000, BS18 , SB18 , SSD18 , SSW18 , lithium-ion battery Not suitable for use with lithium batteries 2. The top of the adapter Compatible with battery models: 18V Lithium Battery Power Tool Precautions: 1. The adapter has a protective plate. When not in use for a long time, separate the battery from the adapter to avoid damage to the battery 2. This adapter does not support charging the battery 3. There is only one adapter, not including batteries and electric drill tools. Color: black Material: plastic Package Contents: 1 x Converter 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.