Duracell is one of the most well-known battery brands globally, recognized for its reliable, long-lasting batteries and iconic copper-top design. Established in the early 1940s, Duracell has become a household name for consumer batteries, particularly alkaline (AA, AAA, C, D, and 9V) and lithium batteries. Their products are popular across a wide range of applications, including household electronics, flashlights, toys, and smoke alarms.