WeinCell MRB625 1.35V Zinc Air Battery (PX625 | PX13) - Best Price at Bristol Cameras
Price history & Review on GHH 2Pcs MR-9 Battery Adapter for Film Camera & Exposure Meter MR9 PX625 PX13 Fits for LR44 1.4v Zinc Air Battery CE0730X2 | AliExpress Seller - DreamElectronic