Alkaline Batteries. Duracell Ultras are the most powerful Duracell Alkaline Batteries ever made, especially in high drain devices.Last up to 50% longer than ordinary alkaline batteries.*Devices run longer and work better.Get faster flashes from your camera*, brighter light from your halogen flashlights*, and more music from your boombox.*The more features a device has, the more power it requires t... more...

Alkaline Batteries. Duracell Ultras are the most powerful Duracell Alkaline Batteries ever made, especially in high drain devices.Last up to 50% longer than ordinary alkaline batteries.*Devices run longer and work better.Get faster flashes from your camera*, brighter light from your halogen flashlights*, and more music from your boombox.*The more features a device has, the more power it requires to run.*vs. standard DURACELL batteries   less...