Built for DIYers who always think ahead, the V20* 3Ah Advanced Battery Starter Kit includes a V20* 3Ah Advanced Battery and a V20* Charger. When your battery is designed to let you cut fast, drill fast, and work fast you have a true project powerhouse. Engineered with state-of-the-art tables cell technology, this innovative battery is built to run cooler giving you up to 96% more power** and up to 50% more runtime. Compatible with existing CRAFTSMAN V20* tools, chargers, and outdoor equipment the V20* 3Ah Advanced Battery Starter Kit helps to keep you and your projects on track.