LASTS UP TO 50% LONGER Lasts up to 50% longer* *vs. ordinary carbon zinc AAA batteries in 2015 IEC tests. Results may vary by device and usage pattern. SUITED FOR EVERYDAY DEVICES Duracell Alkaline AAA sized Battery is suited for everyday devices Duracell AAA batteries are multi-purpose alkaline batteries ideal for reliably powering everyday devices LEAKAGE PREVENTION Duracell Alkaline AAA Batteries leakage prevention feature illustrated Superior Nylon top closure helps preventing our batteries from leakage UP TO 10 YEARS IN STORAGE Duracell Ultra AAA sized Batteries stay fresh and powered for up to 10 years in ambient storage Duralock technology keeps unused Duracell batteries fresh and powered for up to 10 years in ambient storage Duracell offers a wide range of batteries to be used in electronics that require reliable power. Duracell batteries are multi-purpose alkaline batteries ideal for reliably powering everyday devices that require a kick of additional power. Duracell alkaline batteries are available in size AA, AAA, C, D and 9V. Duralock technology keeps unused Duracell batteries fresh and powered up to 10 years in ambient storage. These batteries give you the freedom to enjoy the use of your appliances by giving you a product you can rely on. In 1969, Duracell was part of the Apollo 11 mission and became the first battery on the moon.