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 tabless 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.