Rechargeable Button Batteries: A Comprehensive Guide Cr2450ht Primary Lithium Button Coin Battery with Solder Wires for Understanding Rechargeable Button Batteries: An In Depth Guide Rechargeable Button Batteries Rechargeable Button Batteries CTECHi How to Change Batteries in Smart Handles. 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