Adaptor Run Tools Type: Only fits for Craftsman Bolt-On 20v MAX Old Style Tools. (WARNING: Not Compatible with Craftsman Other 20v Tools). Adaptor Installed Battery Type: Compatible with DeWalt 20v MAX Type Li-Ion Batteries Pack. (Not Compatible with B&D P-C 20v Batteries). Material: High-Quality ABS Thickened Mold Injection Production. Adapter doesn't support charging for DeWalt 20v batteries (please use the original charger). Adapter Only Supports One-way Conversion Function, Please Check The correct Battery and Tool Type Before Ordering. Description: ●Adaptor Installed battery type: Compatible with DeWalt 20v MAX Type Li-Ion Batteries Pack. (Not Compatible with B&D P-C 20v Batteries).●Adaptor Run Tools Type: Only fits for Craftsman Bolt-On 20v MAX Old Style Tools. (WARNING: Not Fits For Craftsman Other 20v Tools). ●Mold injection production, safe and durable. Built-in tools remove the release switch.●The adapter doesn't support charging for DeWalt 20v batteries (please use the original charger).WARNING:●Please do not try to use the adapter for other types of batteries & tools.●Make sure that the battery is fully inserted for normal use.Package Includes: ●1*Adapter (Adapter Only, Battery & Tool Not Included).