Silver oxide low drain battery 1.55 V. Watch Battery 379 measures 5.8X2.1mm. Renata 379 is mercury free and has a capacity of 16 mAh. Must purchase in increments of 10.
Interchange: Energizer 379, Maxell SR521SW, Varta V379, Rayovac 379, Duracell D379, Timex JA Citizen 280-59, Seiko SB-AC/DC, I.E.C SR521 (SR63).
Renata batteries
