Panasonic AA and AAA Alkaline batteries : Panasonic Energy Corporation announced the introduction of its AA and AAA Platinum Power batteries, alkaline battery cells that protect power for up to 10 years. These new batteries also feature enhanced storage capabilities and safe, stable power features. The new Platinum Power AA and AAA battery cells were designed for high drain devices with greater power consumption such as radio controlled toys and game controllers. Platinum Power batteries can also be used in everyday medium and low drain devices including flashlights, remote controls and thousands of other products. Panasonic Platinum batteries come packaged in standard four and eight pack sizes and a wide variety of multi-packs with up to 24 cells or more.