The Powermax AA battery combo pack includes 24 AA batteries. Each battery provides 1.5 volts of long-lasting power, though they are not rechargeable. These batteries are perfect for common everyday household devices like wireless mice, flashlights, clocks, remote controls, game controllers, digital cameras, electronic toys, and more. Powermax ultra alkaline batteries deliver reliable and consistent long-lasting power. With an impressive ten-year shelf life, you can trust that they are built to last. It's best to keep them stored in a cool, dry place away from the sun. Environmentally conscious, these batteries contain no mercury or cadmium, making them a smart choice for both your family and the environment.