Amazon.com: Renata 301 SR43SW Batteries 1.55V Silver Oxide 301 Watch 376 Renata Watch Battery Ele Straps 5 Different Types of Watch Batteries H2 Hub Casio Watch Battery Replacement. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit CA301149SSBK 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: CA301149SSBK_K0063557