These 3500mAh Ultimate Lithium AA Batteries (2-pack) from Energizer are designed to give your modern electronic devices long-lasting performance. Power cameras, GPS units, wireless controllers, and more with these cells that weigh 33% less than equivalent alkaline batteries. A low self-discharge rate means they hold power for up to 20 years in storage. The batteries function in temperatures from -40 to 140°F, and their leakproof construction will help keep your devices safe.