I-alkaline C yebhethri ye-voltage yegama ingu-1.5V.Isikhathi sokukhipha amabhethri e-DG Sunmo Alkaline C imizuzu engu-1100 (-0.9V).Njengebhethri le-D, usayizi webhethri u-C umisiwe kusukela ngo-1920s.
Ibhethri le-C libizwa ngokuthi “14″ kumazinga amanje we-ANSI wegama lebhethri, futhi ibhethri le-Alkaline C kumazinga e-IEC liqanjwe ngokuthi “LR14″.