Ideal for use for energy intensive devices with high power consumption, e.g. measuring instruments, digital cameras, flash lights, MP3 players, handheld-games, outdoor sensors, GPS devices and many more. Classification: Alkaline Chemical System: Zinc-Manganese Dioxide (Zn/MnO2) (No added mercury or cadmium) Cell size: AAAA/E96 Volt: 1.5 Operation Temperature: -18°C to 55°C (0°F to 130°F) Battery Shelf Life: 6-8 Years Typical Weight: 6.5 g (0.2 oz) Great for: Watches, computer motherboards, calculators, PDAs, electronic organizers, garage door openers, toys, games, door chimes, pet collars, LED lights, sporting goods, pedometers, calorie counters, stopwatches and medical devices, mini flash lights, laser pointers,cameras, portable tape recorders and portable TV sets Replacement for: MN2500, MX2500, LR61, K4A, 25A, LR8D425, GP25A, 4061, X91, Quad A, Quadruple A, AAAA + Others