Description: Higher Discharge Rate For More Powerful Devices Such As Slr Cameras Superior Leakage Resistance And Excellent Storage Characteristics. Stable Discharge Under Wide Range Of Temperatures/environmental Conditions. Light Weight (Power To Weight Ratio) Compared To Other Types This Maxell Cr2 Battery Is Called By These Names Also: Energizer Ecr2 Duracell Dlcr2 Rayovac Rlcr2 Varta Cr2