Amazon.com: DURNERGY SR920SW Watch Battery 10 Pack, LR920 LR921 370 371 VW TOUAREG, AUDI A6 PORSCHE, MASERATI MAIN Battery 000 915 105 DKDSP Amazon.com: DURNERGY SR920SW Watch Battery 10 Pack, LR920 LR921 370 371 MT920 Panasonic 1.5V Button Rechargeable Battery Light powered Watch. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit 915 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: 915_K0066581