DURACELL AAADUR+ AAA 4pk Alkaline Battery\r\n- Duralock Power Preserve Technology. Guaranteed for 10 years in storage.- 100% checked for quality assurance.- Engineered to deliver the power you need for all your household devices.- Compatible with: Toys, Remote controls, Flashlights, Calculators, Clocks and Radios, Portable Electronics, Wireless Mice, and Keyboards.- MN2400B4 (AAA) 4pk Plus Power.