Duracell MN2400B20 Batteries, AAA, 20/PK, DURMN2400B20, DUR MN2400B20, Long-life alkaline AAA batteries operate reliably in temperature extremes of negative 20 degrees Celsius to 54 degrees Celsius. Recommended for use in smoke alarms, flashlights, lanterns, calculators, pagers, door locks, cameras, recorders, radios, CD players, medical equipment, toys and electronic games. Batteries are dependable after seven years of storage. UPC Code 041333015484, Quantity 20/PK