Photo Brand 397/RW311/SR726SW Battery (sold by the battery)

Overview

Uses the highest-quality silver-oxide and zinc materials available to ensure longest-lasting, reliable performance and durability. Silver Oxide batteries are specifically designed for low drain and continuous use, as used in watches, calculators, hearing aids, and other electronic devices, lasting up to five years. Silver Oxide batteries perform well under extreme temperature conditions, are very resistant to shock and vibration, and high energy to weight ratio, and a flatter discharge curve than alkaline manganese dioxide batteries.