Top Brand Smart Watch Battery 3.7v 350mah Rechargeable Li ion Polymer Long Range Deep Cycle 12.8V80ah off Grid System Monitor Lithium Street Overload Safe Watch Battery 1680 The Ultimate Guide to Watch Battery Voltage NEW Casio Watch Capacitor CTL 1616 Rechargeable Battery GENUINE Batter. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit 1680 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: 1680_K0066411