4Cards 40Pcs AG4 Button Battery 377 Electronic Watch Dedicated LR626 GARMIN Watch Replacement Lithium Battery for Fenix Forerunner Watch Battery Esslinger Watchmaker Supplies Blog Watch Battery Equivalent Chart: Casio Watch Battery Conversion Chart. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit J2. 041. S Operating Temperature Range: 40 Degrees Celsius to +85 Degrees Celsius Shelf Life: 5 years Leakage Resistance: Anti Leak Design Movement Compatibility: Quartz Swiss or Chinese or Japanese Movement Water Resistance Compatibility: Suitable for 50m Water Resistant Watches Mercury Free: Environmentally Friendly (0% Hg) High Low Temperature Tolerance: Extended Performance in Extreme Climates SKU: J2. 041. S_K0052641