This adapter allows 18V lithium batteries to be used with 18V lithium cordless power tools. It is not compatible with other power tools. Features a built-in battery lock for secure connection and a non-slip design. If not in use for an extended period, please remove the battery. This adapter cannot be used for charging and is not designed to fit into any chargers. To charge your power tool batteries, use the appropriate battery charger. Model: MK18MTB Socket: 5Pin Type: Battery Converter Adapter Ambient Temperature: 25 degrees Compatibility: - Fits 18V power tools - Connects with 18V lithium batteries Color: Black Material: Plastic Package Contents: 1 x Battery Converter Adapter Note: The package includes only the items listed above. Other products are not included. Note: Lighting and display settings may cause slight color variations between the image and the actual item. Measurement error allowed is +/- 1-3 cm.