Understanding the Importance and Risks of Button Battery Today Tech How To Stack Button Batteries: 8 Essential Steps For Safe And Powerful Smart Button Battery COL RET ILL Button Batteries 150mAh 3V Button Cell Battery for Electronic Remote Big Red Button Wireless RF Edition User Guide. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit COL RET ILL Operating Temperature Range: 40 Degrees Celsius to +85 Degrees Celsius Shelf Life: 5 years Leakage Resistance: Anti Leak Design Movement Compatibility: Quartz 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: COL RET ILL_K0067179