DeWalt DC9091-2 14.4 Volt XRP 2.4 Amp Hour NiCad Pod Style Battery High-performance batteries last 40 percent longer than standard batteries Rough and tough plastic casing for exceptional durability Compatible with most of DEWALT's 14.4-volt cordless tools and chargers Dimensions: 5.8 x 3.2 x 7.2 inches (WxHxD); weighs 1.8 pounds Comes with a 1-year warranty