Long-lasting energy, guaranteed leak-proof design. Designed to protect your device from electrolyte leakage. Reliable energy for your everyday devices. Long-lasting energy when you need it. Protects* your device. Retains energy for up to 10 years**. The world s first mercury-free alkaline battery***. (Up to 2 years from the date of complete discharge of fully used batteries. ** Shelf life. *** Commercially available since 1991) Large flashlights, Wii game controllers, cameras, flashlights, remote controls, portable games, walkie talkies, GPS, toy cars, large children s toys, clocks, baby monitors, PDAs.