20-pack of Energizer Alkaline Power AA Batteries, Double A Alkaline Batteries Long lasting batteries provide dependable power for everyday use and emergency situations Count on these AA batteries to power a wireless mouse, game controllers, flashlights, thermometers, smart home devices, VR controllers and more Lasts up to 10 years in storage for alkaline AA batteries that provide peace of mind in everything from emergency situations to playtime Made to last, not to leak Trust in the Energizer brand for reliable power and performance in any situation