390/ SR1130SW
Maxell Watch Battery SR1130SW is a silver oxide low drain battery 1.55 V. Watch Battery SR1130SW measures 11.6 x 3.1mm. This battery is mercury free and has a capacity of 60 mAh.
Interchange: Energizer 390, Renata 390, Varta V390, Rayovac 390, Duracell D389/390, Citizen 280-24, Seiko SB-AU, I.E.C SR1130 (SR54)