Express both your bold and subtle sides with a glistening combination of metallic case and translucent band. This digital watch delivers a lightweight, comfortable fit and all the functions you need, including LED light, stopwatch, calendar and alarm. Water resistance for daily use frees you from worry even when caught in the rain. FEATURES Case size (L× W× H): 34.5 × 30.4 × 8.6 mm Weight: 16 g Case and bezel material: Resin Band: Resin Band Water resistance: Water Resistant Power supply and battery life: Approx. battery life: 5 years on CR1616\ Glass: Resin Glass Compatible band size: 125 to 180 mm Stopwatch 1/100-second stopwatch Measuring capacity: 59'59.99" Measuring modes: Elapsed time, split time, 1st-2nd place times Alarm/hourly time signal Daily alarm Hourly time signal Light LED light Light color LED:Amber Calendar Auto-calendar (auto calendar set at 28 days for February) Accuracy Accuracy: ±30 seconds per month Other features 12/24-hour format Regular timekeeping: Hour, minute, second, pm, date, day