Panasonic Power is an alkaline battery designed for everyday use for both high and medium power devices. These devices provide longer operation compared to normal carbon-zinc batteries. Type: alkaline battery Voltage [V]: 9 Length [mm]: 25.5 in Width [mm]: 16.5 in Height [mm]: 47.5 in Packaging: Blister 1 pc Panasonic Lr22 B1 Bronze Power 6lr61apb/1bp Bronze Advanced anti-leak protection that suppresses gas build-up when stored for a long period or over-discharged Alkaline Power batteries retain high power performance even after very long periods in storage Enhanced energy flow and longer life with an iron/nickel-plated alloy on both the positive and negative terminals Used in a wide range of applications, especially in low drain devices demanding reliable, long-lasting power such as radios, torches and clocks