This adapter allows Makita 18V lithium batteries to be used with Metabo 18V lithium cordless power tools. It is not compatible with Metabo HPT (Hitachi Power Tools). The adapter features a built-in battery lock for secure connection and a non-slip design. If the adapter is not in use for an extended period, please separate it from the battery. This adapter cannot be used to charge power tool batteries and will not fit into any chargers. To charge your batteries, please use the appropriate battery chargers. Specifications: Model: MK18MTB Socket: 5Pin Type: Battery Converter Adapter Ambient Temperature: 25 degrees Top Side: Compatible with Metabo 18V tools Bottom Side: Compatible with Makita 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. Due to lighting effects and differences in display screens, the color of the item in the images may slightly vary from the actual product. Measurement error is permitted within +/- 1-3 cm.