'Duracell offers a wide range of batteries to be used in electronics that require reliable power from button or coin batteries. Duracell Plus Power D batteries are multi-purpose alkaline batteries ideal for reliably powering everyday devices that require a kick of additional power. These batteries give you the freedom to enjoy the use of your appliances by giving you a product you can rely on. Additionally, Plus Power batteries contain more concentrated power than Simply by Duracell batteries. These D batteries are best used when you are looking for reliable and long lasting power in regularly used devices such as large flashlights, radio transmitters, megaphones, radios, motorized toys, etc. Duracell Plus Power D Alkaline batteries guarantee long lasting power and are also available in size AAA, AA, C, 4.5V and 9V.'