Feature:1. HIGHLY COMPATIBLE: This battery adapter is designed to connect 18V batteries to for Einhell power tools, allowing power to be shared between them. Make your operation more convenient.2. EXTENDED RANGE: With this battery adapter, you can use the 18V battery to drive a variety of for Einhell power tools, extending the range of the tool without having to buy additional batteries.3. SIMPLE AND EASY TO USE: Power tool battery converter is easy to operate, just simple to insert and unplug, no particularly complicated operation process, convenient and practical.4. SAFE TO USE: The adapter is made of premium ABS material, which is fireproof, impact resistance, wear resistance, safe and reliable. It can guard your tool and battery from damage due to excessive current.5. ENVIRONMENTAL SUSTAINABILITY: By using adapter converters, battery waste and disposal are minimized, and the service life and recycling rate of batteries are effectively improved, which is in line with the concept of energy conservation and environmental guard.Specification:Item Type: Power Tool Battery AdapterMaterial: ABSCompatible Devices: 18V Battery to for Einhell Power Tools.Package List:1 x Power Tool Battery Adapter