Energizer Silver Oxide Button Cell Battery - Energizer E301538603, The Energizer SR63 (379) is a Silver Oxide Button Cell Battery with Zero Mercury. It has an average output capacity of 14mAh. A variety of watches, toys, glucose monitors and calculators use this battery.This silver-oxide battery can be used as a replacement for the following batteries: 280-59, D379, SB-AC, SB-DC, SR521SW, SR63. Energizer 638006 Size SR63 Silver Oxide Button Cell
