Coppertop® 9V Batteries W/ Duralock Power Preserve™

Duracell® Coppertop® 9V Batteries W/ Duralock Power Preserve™ - MN1604BKDGet dependable, long-lasting power from Duracell® Coppertop® batteries. These alkaline batteries have been engineered to deliver just the right level of power for most of your household needs. Plus, they're guaranteed fresh for 7 years. Many of the devices you use in your home are powered most efficiently by Duracell® Coppertop® batteries, including toys, remote controls, flashlights, calculators, clocks, smoke alarms, portable electronics, and more.The Duralock Power Preserve™ system is engineered to preserve power in storage. Batteries transform chemical energy into electricity to power your devices. If there's a chemical reaction in storage, the active ingredients are oxidized, or wasted, decreasing your available power. By design, Duralock protects the power ingredients to help retain capacity.