Long-life alkaline C batteries provide great power Recommended for use in a variety of machines. Works great in in smoke alarms, flashlights, lanterns, calculators, pagers, cameras, recorders, radios, CD players, medical equipment, toys and electronic games. Dependable after 7 years of storage. Duracell(R) CopperTop C Alkaline Batteries, Pack Of 8 is one of many C & D Alkaline Batteries available through Office Depot. Made by Duracell.