ʻO 1.5V ka puʻupuʻu alkaline C.ʻO DG Sunmo Alkaline C ka manawa hoʻokuʻu ʻana i nā ʻāpana he 1100 mau minuke (-0.9V).E like me ka pākaukau D, ua hoʻohālikelike ʻia ka nui pākaukau C mai ka makahiki 1920.
Kapa ʻia ka pākaukau C “14″ ma nā kūlana ANSI o kēia manawa o ka nomenclature pākahi, a ua koho ʻia ka pākaukau Alkaline C ma nā kūlana IEC “LR14″.