Describes: Only For Bauer 20v MAX Lithium Type Cordless Tools. Suitable For DeWalt 20v MAX XR DCB203 DCB205 Slider Lithium Batteries.(Not Compatible Any Black & Decker Batteries). The adapter does not support the charging function for DeWalt batteries (please use the original charger). Close-fitting & compact design, Built-in tool to remove the release switch. Please do not try to use the adapter for other types of batteries & tools. WARNING: Not Compatible with Any Black & Decker Batteries (Different PIN Sorting & Size) Make sure that the battery is fully inserted for normal use The adapter does not support the charging function for DeWalt batteries Package Includes: 1*Adapter (Adapter Only, Battery & Tool Not Included)