Longest Lasting AAA battery in High-Tech devices. Lasts up to 7x longer in digital cameras vs. ordinary alkaline. Extreme high power. World’s longest lasting batteries in high-tech devices: digital cameras, MP3 players, CD players, handheld games, personal organizers. 33% Lighter than alkaline. Performs well in extreme temperatures (-40 to 140 degrees F). Made in U.S.A.