Rayovac C HIGH ENERGY Alkaline Batteries - Long lasting guaranteed Rayovac spent over 110 years thinking about batteries so you can think about them less. Rayovac High Energy batteries are long lasting, guaranteed - plain and simple or your money back. High Energy alkaline batteries are ideal for high use devices including toys, flashlights and more. Plus, they’re designed to prevent damaging leaks and tested twice prior to shipment to ensure reliability. These batteries contain power rings for consistent performance. Long lasting guaranteed Designed to prevent damaging leaks and tested twice prior to shipment Ideal for high use devices including toys, flashlights and more Holds power for 10 years in storage