vhbw - the clever way High-quality and compatible replacement battery adapter for your electric work tools The battery adapter from vhbw is suitable for work tools such as drills, hammer drills, grinders, cordless screwdrivers, strapping tools along with radios, hand saws or lawn trimmers.With this adapter, you can use 18 V rechargeable batteries with Li-Ion technology as plug-in batteries in older devices that ordinarily require Ni-MH or Ni-Cd 18 V rechargeable batteries. CONTENT OF DELIVERY: - 1x rechargeable battery adapter TECHNICAL DETAILS: - For batteries with voltage: 18 V - For batteries with cell type: Li-Ion - Colour: black Compatible with Makita 6391D - Makita 6391DWPE - Makita 6936FD - Makita 6936FDWDE vhbw - High-quality replacement parts and accessories to prolong the service life of your electronic devices.