Maxell 335 Coin Cell BatteryNOW MERCURY-FREE!The Maxell 335 Coin Cell Battery is a tiny but capable primary battery designed to function in small electronics like calculators, watches, and medical instruments. Featuring a stable Silver Oxide chemistry, this impressive coin cell hold a 5.5 mAh charge, providing steady, long-lasting power to ensure you get the most use out of your low-drain device. With a shelf life of over 5 years, these cells are perfect to keep around the house or office for when you need them most.Associated Battery Sizes: 335, 622, 9948, AWI S60, Citizen 280-68, SP335, SR512, SR512SW, Seiko SB-AB, V335Features and Specifications: Typically used in watches, calculators, medical devices and other small electronics Provides stable, high performance power for low drain devices Battery Size: 335 (SR512SW) Battery Chemistry: Silver Oxide (Alkaline) Voltage: 1.55V Capacity: 5.5 mAh Shelf Life: 5 Years Dimensions (Diameter x Height): 0.23" x 0.06" (5.8 mm x 1.6 mm)