Button Cell Battery, 309/393, 1.5 V

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Quick Overview

Silver oxide button batteries provide reliable, long lasting power for your medical devices, watches, calculators, electronics and more.
Developed to provide reliable performance for digital thermometers, laser pointers, stopwatches, and more.
Guaranteed for four years in storage, so you can be confident these batteries will be ready when you need them.
Guaranteed against defects in material and workmanship. Should any device be damaged due to a battery defect, Duracell will repair or replace it at their option.
From storm season to the holidays, Duracell is the #1 trusted battery brand.