100% orginal Battery For Apple Watch Series 1 2 3 4 5 6 44mm 42mm Apple A1578 replacement watch battery UAEBattery Apple Watch 1 2 3 4 5 Se 6 Iwatch 4g S1 S2 S3 Gps Lte Battery for Apple Watch Series 9 8 7 6 SE2 5 4 3 2 1st Gen 45 44 42 41 Apple A1578 replacement watch battery UAEBattery Battery Apple HubWeb.cn. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit 15678_4 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: 15678_4_K0051418