Long Lasting: 10-year leak-free shelf life; store for emergencies or use right away and they'll be as fresh as the day they were made. What you will get: Includes 60 AAA alkaline batteries with 1.5 volts of long lasting power. Mercury Free: Contains zero mercury; cadmium free, Our 1.5-volt aaa alkline batteries contain no mercury or cadmium, making them a smart choice for your family and for the environment. Safely: AAA batteries are designed with a double layer internal structure housed within a stainless steel cover so that they are leakproof. These AAA Batteries are perfect for household devices: such as clocks, remote controls, game controllers, computer mice, digital cameras, toys and more