POWER FOR A WIDE RANGE OF DEVICES – The Duracell 371 Silver Oxide Button battery is designed for use in a variety of compatible devices like watches, medical devices, calculators, and other electronics LONG-LASTING POWER – Duracell high power 303/357/76 batteries were also developed to provide reliable performance for digital thermometers, laser pointers, stopwatches, and more GUARANTEED FOR 3 YEARS IN STORAGE – Duracell 371Silver Oxide Button batteries are guaranteed for 3 years in storage, so you can be confident these batteries will be ready when you need them BUILT FOR RELIABLE PERFORMANCE in a wide range of high-powered devices, the 303/357/76 is equivalent to SR44, SR44W, EPX76, SR44SW, 303, 357, D303/357, V303, V357, and SR1154 battery types #1 TRUSTED BATTERY BRAND – From storm season to medical needs to the holidays, Duracell is the #1 trusted battery brand