Energizer 9v 12pk Product Dimensions : 6.1 x 2 x 1.3 inches; 1.3 Pounds Item model number : 50512 Department : Unisex-Adult Batteries : 12 9V batteries required. (included) Date First Available : April 18, 2003 Manufacturer : Eveready/Energizer Batteries 12 9V batteries required. (included) Brand Energizer Voltage 9 Volts Item Dimensions LxWxH 6.1 x 2 x 1.3 inches Reusability Single Use