This adapter allows listed lithium batteries to be used with Snap-on 18V tools, providing extended run-time from Li-Ion batteries on existing 18V tools. With the MT18SNAP adapter, BL18XX series batteries can be used with Snap-on 18V Lithium battery tools. This product is designed solely for flexible power tool battery conversion and does not serve any other purpose. It is a converter only, not a charger, not a battery, and not a tool. It cannot recharge batteries. Note: This product is an adapter only. Battery and tool are not included. The tool and battery shown in images are for demonstration purposes only and are not included. The MT18SNAP is compatible with BL1830 series lithium batteries only and is not suitable for BL18XXG series lithium batteries. Material: Plastic. Color: Black + Red. Package Contents: 1 x Battery Adapter. Please note: The actual color may vary slightly due to lighting and display differences. Measurement may vary by +/- 1-3 cm.