The Anker Advantage: Become one of the more than 50 million people who rely on our cutting-edge technology. Long-Lasting Power: This brand can run toys and game controllers for a lot longer than other brands, or it can power small devices like remote controls for up to 240 days. PowerLock: The power is kept inside by an air-and liquid-tight seal. Alkaline AA batteries from Anker A battery series with a 10-year shelf life that is intended to be highly safe and compatible with all devices. High-quality components Assure Extraordinary Safety For Long-Lasting Power, the PowerLock Ring seals energy inside. Shelf Life of Ten Years Durability through Adaptive Technology 3200 mAh of battery capacity. enhanced protection for your gadgets. Small devices have a one-year battery life.