Features 1、Comprehensive Timekeeping: Displays not only hours and minutes but also seconds, days, dates, months, and weeks, keeping you meticulously on track. 2、Dual Core, Dual Display with Backlight: Boasts a dual-engine design and a clear backlit display, ensuring readability under any lighting condition. 3、World Time Mode: Features a global time function, enabling effortless time-zone transitions for the avid traveler. 4、Time Management Tool: Offers 5 daily alarms, hourly chimes, a countdown timer, and a precise stopwatch mode, enhancing your daily productivity. 5、ATM50 Waterproof: Withstands depths up to 50 meters, making the watch an ideal companion for swimming and daily splashes. Specification Brand: SKMEI Model: 2100 Mov't: Digital Function: World Time, Chrono, 5 Alarm, Date, Week, LED Light, 12/24 Hour Format, Countdown, Daylight Saving Time Battery Type: CR2016 W/P: 50M Color: Orange, Yellow, Blue, White/Grey, White/Black, Black/Grey, Black/Black-White, Black/Black-Black (Optional) Crystal Material: Resin Case Material: PC Band Material: Silica gel Buckle Material: Stainless steel Case Width: 44.3mm Case Height: 53.2mm Case Thickness: 14.1mm Band Width: 20mm Watch Length: 245mm Watch Weight: 50.2g Package Size: Approx. 16*4.5*4cm/6.29*1.77*1.57in Package Weight: Approx. 62g/2.18oz Package List 1 * Watch 1 * User Manual (English/Chinese)