Compatible with for Ryobi 18V Lithium ONE+ Battery Convert for Milwaukee M18 18V Cordless Tools. RYB18ML Adapter is Compatible with for Ryobi 18V Battery, for Ryobi 18V P102, P103, P104, P105, P107, P108, P109, P189, P190, P191, P192, P193 etc .converting for Ryobi battery into replace for Milwaukee 18 volt Lithium-ion Battery. Converter top interface use for Milwaukee M18 18V Cordless Power Tools. (Not for Milwaukee NICD V18 18V tool ) Convert your Ryo 18V battery to for Milwauke 18V battery, and saving you money. This adapter can make listed lithium batteries use for Milwaukee M18 18V tools , and let you Enjoy the advantages of extended run-time of Li-Ion Batteries on your existing 18V tools. Made of ABS, solid design, durable and safe, convenient to carry and easy to use.It cannot be used to charge the battery of a power tool, and the adapter cannot be plugged into any charger. If you need to charge the power tool battery, use the battery charger. Material: ABS colour: green+black Package Contents: 1 x Battery Adapter 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.