2CR5 batteries along with relevant accessories such as battery testers can be found here. 2CR5 batteries have been used in many 35mm SLR cameras over the years before the introduction of dedicated rechargeable batteries that are found in cameras today.
Lithium 2CR5 type battery as used in many 35mm slr cameras. 6v. Non rechargeable. Designed for power hungry products such as cameras and flashguns. Lithium technology for a longer life. 2CR5 batteries are also know as 5032LC, DL245, DL345, EL2CR5, KL.....