Silver oxide high drain battery 1.55 V. Watch Battery SR721W measures 7.9 x 2.1mm. SR721W is mercury free and has a capacity of 24 mAh. Must purchase in increments of 5.
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)
Energizer batteries
