Black & Decker VP105 VersaPak 3.6-Volt 1.2-Amp Hour NiCad Stick Style Battery, 2-Pack Compatible with each and every 3.6-volt VersaPak tool Zero memory technology eliminates the need for draining before recharging Supplies up to 300 recharges Dimensions: 7.5 x 5.4 x 1.1 inches (WxHxD); weighs 10.1 ounces Includes two batteries and a 2-year home use warranty