362/ SR721SW
Maxell Watch Battery SR721SW is a silver oxide low drain battery 1.55 V. This Maxell battery measures 7.9 x 2.1mm. SR721SW mercury free and has a capacity of 23 mAh.
Interchange: Energizer 362, Renata 362, Varta V362, Rayovac 362, Duracell D 361/362, Timex S, Citizen 280-29, SB-AK/DK, I.E.C SR721 (SR58)