Energizer silver oxide button cells energizer 637343 the energizer sr936 394 380 is a silver oxide button cell battery with zero mercury it has an average output capacity of 63mah a variety of watches toys and calculators use this batterythis silver oxide battery can be used as a replacement for the following batteries 625 280 17 10l126 10l12 gp94 sr936sw rw33 27 sb a4 sr45 524 gs9 s26 energizer 637343 size sr936 silver oxide button cell