Usage Tips:Suitable for Dewalt 18V 20V Li-ion Battery to for Einhell Power X-Change 18V Li-ion Battery Tool. This product does not include batteries and tools, only adapters. The products are only used for flexible conversion between one power tool and another lithium battery, and do not involve any other brands! The products are only converter, not charger, not battery, not machine, also can not recharge battery by it. With the adapters, you can use for Milwaukee 18V Li-ion Battery on for Einhell Lithium battery Tools. The adapter is lightweight, finely crafted, easy to operate and install, easy to carry, reliable in quality, and can firmly combine tools and batteries perfectly, making your work more convenient and efficient! Compatibility: 1. The top of the adapter is suitable for Einhell Power X-Change 18V batteries Tool. 2. The bottom of the adapter is suitable for Milwaukee 18V Li-ion Battery lithium batteries. This adapter is used for Battery: suitable for Milwaukee 18V Li-ion Battery M18,48-11-1880,48-11-1835,48-11-1865,48-11-1890,48-11-1860,48-11-1850,48-11-1812,48-11-1840,48-11-1820,48-11-1815,48-11-1828 Tool: suitable for Einhell Power X-Change 18V batteries Tool Note: Please confirm your power tool model and battery interface compatibility before purchasing. This project is an adapter, not a charger, and does not have charging function. Note: 1. All pictures of batteries and tools are for display purposes only. 2. This product is only an adapter and does not include batteries. Material: Plastic+Metal colour: Red+Black Package Contents: 1 x Battery Adapter (adapter only, not including tools and batteries) 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.