Feature:1. The battery adapter allows you to enjoy the benefits of extending the operating time of the lithium battery. It is suitable for 20 (18) V lithium battery to for Ryobi nickel electric tools.2. Your existing 18V power tool adapter is made of high quality plastic, durable and safe to use, but this adapter is not suitable for any charger.3. The battery adapter has stable performance and has a brass nickel plated connection piece to ensure the plug life.4. The battery adapter with guaranteed temperature resistance is made of nylon 66 and glass fiber, which can withstand a temperature of 200 degrees Celsius and can prevent softening during long term operation.5. The battery adapter is portable, easy to carry, easy to use, easy to install, and can lock the battery well.Specification:Item Type: Battery AdapterModel: MT20RNLApplication: For 20 (18) V Lithium to for Ryobi Nickel Power Tools.Package List:1 x Battery Adapter1 x User ManualNote:If the converter is not used, the converter must be separated from the battery.Please unplug the converter when charging the battery, the battery cannot be charged through the converter