Power up with panasonic pro power aa batteries and keep a whole host of everyday devices running for longer from the premium alkaline range these batteries will provide reliable and dependable power for your devices this pack offers 8 batteries including 4 absolutely free all with premium energy with up to 80 extra performance compared to 2012 alkaline ranges whats best is that these alkaline batteries are less harmful to the ozone layer through a reduction of components emitted during the