Maxell Watch Battery SR527SW is a silver oxide low drain battery 1.55 V. This watch battery measures 5.8 x 2.7 mm. This battery is mercury free and has a capacity of 21 mAh.
Interchange: Energizer 319, Renata 319, Varta V319, Rayovac 319, Duracell D319, Citizen 280-60, Seiko SB-AE/DE, I.E.C SR527 (SR64)