Check the listing for details. 2 Sony Silver Oxide SR527SW SR527W SR527 1.55V Battery. Condition: New. Listed at 4.35 USD. BRAND NEW!!! 2 Super Fresh Sony SR527SW Silver Oxide 1.55 Watch Battery Sealed in original Package 2 Sony SR527SW Battery. Brand New & Guaranteed Factory Fresh. Provide long shelf life for back up energy purposes together with ideal temperature resistance and superior storage capacity. Works in: Watches, computer motherboards, calculators, PDAs, electronic organizers, garage door openers, toys, games, door chimes, pet collars, LED lights, sporting goods, pedometers, calorie counters, stopwatches and medical devices Equivalent to: SR527SW, 280-60, D319, SB-AE, SB-DE, SR64, TR527SW, 319, S54, LR64, SP319, 615 Please Visit my eBay store for Our Low Prices Origin of batteries may vary. Batteries are made in different locations in the world such as the usa, indonisia ,china, japan ,etc. Since manufacturers may change the place of manufacturing without prior notice ,we cannot guarantee a certain place of manufacturing.