ACDelco 9 Volt Super Alkaline Batteries are equipped with advanced technology which provide reliable and long-lasting performance that you can count on, making them perfect for daily use in your home or office. ACDelco alkaline batteries perform better than the competition in high-drain and super high-drain devices, and provide consistent discharge performance, making them very valuable for long-term use. ACDelco 9 V alkaline batteries are designed with a 7 year shelf-life for long-lasting reliability, and feature stainless steel pre-coating that prevents leakage and advanced ingredient formulation that helps maintain power over time. This recloseable battery assortment storage pack includes 8 nine-volt batteries great for a variety of household and office devices, including your smoke detector, fire alarms, intercoms, walkie-talkies, toys, clocks, radios, and more. The 9volt batteries contain no mercury or cadmium, making them a smart choice for your family and for the environment. A trusted national brand, ACDelco offers a wide variety of batteries you can count on, including alkaline batteries, lithium coin cell batteries, rechargeable batteries, and car batteries.