Range of use and functions:1. The end of the adapter is suitable for the following battery types: L1815R B1820R L1830R B1830R B1820 R840084 AC840084 AC840083 130383025 130383001 R840083 R840085 R840086 R840087 AC8 2. The bottom of the adapter is suitable for series 18V/20V(MAX) lithium battery: DCB180 DCB182 DCB201 DCB203BT DCB206 DCB609, 18V/20V(MAX) lithium- battery etc. 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 This adapter does not support charging the battery This product only has an adapter and does not include batteries and tool electric drills. The appearance and color of products with different batches, which will not affect the use Colour: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.