The DEWALT XR Slide Li-Ion Battery Pack has a compact, lightweight design. No memory effect and virtually no self-discharge for maximum productivity and less downtime. A LED state of charge indicator helps to manage charging/working time. Compatible with all 10.8V and 12V XR slide on tools and most XR chargers.Power your DeWalt 10.8V / 12V MAX cordless, slide style, subcompact tools with this compact, heavy-duty DeWalt DCB122 battery pack. Perfect for all the 12 volt favourites such as the DCF801, DCD701, and the DCF601 (sold separately). The lightweight design of this lithium-ion battery cuts back user fatigue during longer projects. This 12V MAX battery is built with low memory and low self-discharge, so your battery is always ready to go when you are. Always stay aware of the .