Duracell Quantum Batteries, Alkaline, 9V

With powercheck. No alkaline battery lasts longer (On average across devices). Hi-Density core. Check power level instantly. 5-year guarantee in storage. Duralock power preserve technology. Trusted Everywhere. Printed on recycled paperboard. No mercury added. www.duracell.com. www.pg.com. Made in USA of foreign and domestic materials.