Power up your devices with the Duracell Ultra AA 4 Pack, the ultimate choice for long-lasting energy. These alkaline batteries are designed to deliver up to 100% more power compared to ordinary carbon zinc AA batteries, making them perfect for high-drain devices like game controllers and battery-powered lights. With a 10-year storage life, you can trust Duracell to be ready whenever you need them. Whether you're preparing for storm season or just powering your everyday gadgets, these batteries ensure reliability and performance. Experience the convenience of Powercheck technology, allowing you to test the remaining power in each battery, ensuring you're never caught off guard.