New LIR1454 3.6V Rechargeable Lithium Battery 85mAh For TWS Wireless 20Pack SR626SW 377 LR626 AG4 1.5V Watch Battery Watch Batteries 376 S89f3025cf16749c98f48e94490cb689as.jpg Amazon.com: LOOPACELL 364 (SR621SW) 1.55V Silver Oxide Watch Battery (5 Amazon.com: LOOPACELL 386 301 (SR43 W SW) 1.55V Silver Oxide Watch. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit 15643_6 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: 15643_6_K0051426