Duracell's Ultra D MN 1300 Battery is a D size high-performance alkaline battery. Also referred to as LR20, D batteries are suitable to for many products and are usually used in flashlights, torches, and radios. Ultra D batteries are great for these types of products because of their superior battery life.
Compared to conventional zinc carbon batteries, the Duracell Ultra D battery has many advantages. Offering a better discharge rate, lower and more stable internal resistance, and better temperature performance, they also have a sloping discharge rate and higher density; and are therefore more economical than standard alkaline batteries. This high performance LR20 battery will last longer in your devices and help them to perform better.