381/ SR1120SW
Maxell Watch Battery SR1120SW is a silver oxide low drain battery 1.55 V. Watch Battery SR1120SW measures 11.6 x 2.1mm. Maxell SR1120SW has a capacity of 50 mAh.
Interchange: Energizer 381, Renata 381, Varta V381, Rayovac 381, Duracell D381/391, Citizen 280-27, Seiko SB-AS/DS, I.E.C SR1121 (SR55)