Rayovac announced its line of Ultra Pro alkaline batteries now lasts longer than its previous alkaline batteries based upon American National Standards Institute (ANSI) service life tests and more rigorous continuous drain testing applications. In addition to improved performance, Rayovac’s Ultra Pro alkaline line has unveiled new enhanced graphics. With their mercury-free formula, Rayovac Ultra Pro alkaline batteries are engineered for professional use with freshness guaranteed for seven years for AA, AAA, C and D; five years for 9V.
