Energizer 394 380 SR936SW High Drain Silver Oxide Watch Battery, 1.55V vhbw 1x Battery Replacement for GlobalSat H553438 for Smartwatch Watch Energizer 394 380 SR936SW High Drain Silver Oxide Watch Battery, 1.55V 3.7V 160mAh 0.59Wh Smartwatch Battery, Replacement Battery Compatible. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit 15688_3 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: 15688_3_K0051407