Energizer Silver Oxide Button Cells
- Energizer 635318, The Energizer SR731 (329) is a Silver Oxide Button Cell Battery with Zero Mercury. It has an average output capacity of 39m Ah. The battery will reliably power your watches, toys & calculators. This silver-oxide battery can be used as a replacement for the following batteries: RW300, 24, 525, GS18 & S42. Energizer 635318 Size SR731 Silver Oxide Button Cell