Energizer AA Ultimate Lithium Batteries deliver the world's longest-lasting power for high-drain electronic devices. This 10-pack utilizes advanced lithium technology to provide exceptional energy density, extended runtime, and peak performance. These batteries are approximately one-third lighter than standard alkaline and are built with a leak-resistant construction to protect your valuable electronics.Perfect for critical and demanding devices, they offer the ultimate in reliability. They power everything from digital cameras, flash units, and wireless gaming controllers to smoke detectors, security systems, and high-intensity flashlights. With an impressive 25-year storage life thanks to Power Preserve Technology, they are ready when you are, even after decades. They also perform flawlessly in extreme temperatures from -40°C to 60°C (-40°F to 140°F).Experience the pinnacle of performance with Energizer Ultimate Lithium, providing approximately 3000mAh for long run times and sustained power. Backed by a legacy of innovation and a commitment to sustainability, these batteries feature recyclable packaging and promote environmental responsibility. Trust Energizer for power that lasts.