20 CR1616 3V Panasonic Sealed in Blister Packaging Brand New Super Fresh Long Lasting BatteriesPanasonic is a worldwide leader in small electronics batteries. Panasonic offers a full line of Watch Electronic Specialty Batteries for applications used in precision engineering tools to power a wide variety of small electronic devices.The 1616 battery is used for:Heart Rate Monitor, Watches, Cameras, Calculators, Car Security Alarm, Keyless Car Remotes, Organizers, Glucometer, Computer Equipment (memory backup battery) CMOS, Toys, Communication Equipment, data pack for video cameras, and other devices that requires this battery sizeEquivalent Batteries:CR1616, DL1616, ECR1616, BR1616, 280-209, DL 1616B, CR1616-1W, LM1616, KCR1616, 5021LC, L11, L28Battery Size:Coin, 16.0mm Capacity:55mAh Dimensions:0.63" Dia x 0.06" H (16.0mm x 1.6mm) Legal Disclaimer: While we work to ensure that product information is correct, on occasion manufacturers may alter their packaging. All our batteries are brand new even though actual packaging may vary due to ever changing packaging. We are not the manufacturers nor guarantee any warranty given by the manufacturers. Feel free to contact us for any product warranty. As a service to get the best pricing our customers bulk items are the most economical. Please note all our bulk products are brand new,fresh, and packed in hassle free packaging. We guarantee and stand by all our products with 100% customers satisfaction and money back guarantee. Origin of batteries may vary. Batteries are made in different locations in the world such as the usa, indonisia ,china, japan ,etc. Since manufacturers have changed the place of manufacturing,we cannot guarantee a certain place of manufacturing.