.IDEAL FOR LOW-DRAIN DEVICES - Provides long-lasting power for remotes, clocks, battery powered radios and much more .ANTI-CORROSION & LEAK-PROOF - Quality construction protects your devices from corrosion and leaks .RELIABLE AND ECONOMICAL POWER - Designed to deliver consistent performance for your family’s basic power needs .MERCURY & CADMIUM FREE ALKALINE BATTERIES - All Westinghouse Super Heavy Duty batteries are made with zero mercury and cadmium to protect the environment