Your electronic products such as electronic toys and portable audio players consume more energy than ever. Make them last longer with PowerLife alkaline batteries. Features • Alkaline technology is ideal for devices with high energy consumption • Alkaline batteries are 6x better than the average zinc-carbon battery • The battery remains fresh for use for up to 5 years • Batteries lose energy when not in use. We guarantee that the battery will retain at least 80% of its original energy during the specified shelf life. • These Philips batteries are guaranteed free from harmful heavy metals such as cadmium, mercury and lead.