★ Maximum Power – Allmax 9V Maximum Power Lithium Batteries are ultra-premium batteries built with the highest-quality components and EnergyCircle Technology to supply uncompromising, maximum power to your high-drain devices. ★ Longest Lasting – Allmax 9V Lithium Batteries are the longest lasting batteries in our lineup, and outperform standard alkaline batteries in performance tests. This means you can expect Allmax 9V Lithium Batteries to last the longest. ★ Guaranteed Leakproof – Allmax 9V Lithium batteries use EnergyCircle Technology to ensure a secure seal and prevent electrolyte leakage, resulting in unparalleled reliability and guaranteed leakproof performance. This makes Allmax batteries ideal for both everyday household and business applications. ★ 10-Year Shelf Life – Allmax 9V Lithium Batteries are always fresh and maintain power for up to 10 years in proper storage. This makes Allmax batteries the perfect choice for long-term storage and emergency preparedness kits. ★ Ultimate Performance – Allmax 9V Lithium Batteries perform extremely well with highest drain devices and in a wide variety of temperatures ranging from -40°F to 140°F, so they work well in either hot or cold environments. Allmax 9V Lithium Batteries are perfect for electronic devices such as smart home devices, outdoor surveillance systems, digital cameras, handheld games, smoke detectors, carbon monoxide detectors, toys, garage door openers, wireless microphones, stud finders, walkie-talkies, multimeters, alarm clocks, wireless transmitters, dog bark controllers, and more!