Panasonic's Xtreme Power battery is the most powerful battery in the Panasonic alkaline line up. The range offers you the following benefits:

• Improved performance: up to 15% more music in a CD player *
• Convenient packaging (easy to open – perforated opening strip; easy to store – ability to remove either 2 or 4 batteries; easy to choose – clear product information)
• Premium alkaline quality for high and medium drain appliances
• Developed to provide reliable and dependable power

* Internal Panasonic tests Spring 2004 - results vs previous generation of Panasonic Alkaline batteries.