Silver oxide high drain battery 1.55 V. Watch Battery 357 measures 11.6X5.4mm. 357 is mercury free and has a capacity of 160 mAh. Must purchase in increments of 5.
Interchange: Energizer 357, Renata 357, Varta V357, Rayovac 357, Duracell D 303/357, Timex J Citizen 280-62, SB-B9, I.E.C SR1154 (SR44)
Energizer batteries
