Functions: Week, stopwatch, lighting, thermometer, alarm clock, calendar, chronograph, world time, luminous, moon phase, compass. Waterproof: 100m waterproof, stainless steel back cover, tightened by 4 screws, no worries about rainy days. Watchband: Environmental friendly TUP, nontoxic, anti-aging, ..
Functions: Week, stopwatch, lighting, thermometer, alarm clock, calendar, chronograph, world time, luminous, moon phase, compass. Waterproof: 100m waterproof, stainless steel back cover, tightened by 4 screws, no worries about rainy days. Watchband: Environmental friendly TUP, nontoxic, anti-aging, ..