Power up with Panasonic Pro Power AAA 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 production process. Powerful and more eco-friendly!8 pack AAA batteries, including 4 free Power a range of everyday devicesLess harmful to the ozone layer10% longer lasting that Xtreme alkaline and 80% compared to 2012Panasonic Pro Power Gold AAA Batteries 4+4F