Experience the long-lasting power of Energizer Ultimate Lithium AA batteries, designed for reliable performance in a wide array of devices. This pack contains 18 single-use batteries, each boasting a lithium-based chemical composition that ensures high energy density and consistent output. Whether you need to power small electronics, portable devices, or specialized equipment, these batteries from the trusted brand Energizer will provide the necessary power without the hassle of recharging. Their AA size makes them a versatile choice for everyday use.