BRAND NEW !!! WEINCELL (MRB625), REPLACEMENT FOR PX625/PX13 SINGLE BATTERY PACKAGE For cameras and exposure meters Cannon F-1, Minolta SRT, Leica M5, Gossen Luna-Pro, Pentax Spotmatic F WeinCells are the only mercury-free, exact-voltage replacements for discontinued 1.35 volt mercury photo batteries. The zinc/air composition of the WeinCell delivers the same precise voltage with steady, constant output identical to that of the mercury batteries (alkaline replacements are generally 1.5 volts, with an unstable output curve. 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 to our customers, bulk items are the most economical. Please note all our bulk products are brand new, fresh, and packed in hassle free packaging. Bulk items may not be covered by manufacturer's warranty. We guarantee and stand by all our products with a 100% customer's satisfaction policy 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 may change the place of manufacturing without prior notice ,we cannot guarantee a certain place of manufacturing.