Don't confuse these with the C battery as these are twice the voltage in the same sized package.
Using of one of these in place of a 1.5 volt battery could damage your equipment.
About the Chemistry:
NOTE: These Lithium types are NOT rechargeable, they are single use batteries.
C, CR-C, CR26500, CR26500BL, CR26500SE, CR26500BL, ER26500, ER26500H, ER26500M, ER26500S, LM26500, LM26600, SB-C01, TL-5920 , WR26500, WR34615, WR38500, XL-145F,
not to scale.
Length × Diameter.
|Chemical Composition.||Nominal Voltage.|
|CR C.||50.5 mm × 26.2 mm|
Contacts: Raised "pip" Positive. Flat base Negative.
|3 volts (LiMnO2),|
2.9 volts (Li/SO2),
3.6 Volts (LiSocl2).