TEKMAGIC 10 ATM Waterproof Sports Watch for Swimming and Diving with Alarm Clock, Chronograph, Stopwatch, Timer, Countdown, Dual Time Calendar, 12 24 Hours Format Switchable, black, Strap.,

- The water resistance of this watch reaches 10 ATM, which means that it can work normally at a depth of 100 metres (330 feet) underwater. It is not only suitable for water sports such as swimming, diving, snorkelling, surfing, rowing, water skiing, but also for daily use and outdoor sports such as jogging, hiking, climbing, cycling, etc. - The built-in stopwatch and timer function of the watch meets the precise timekeeping needs of sports and competitions. - The display of the two time zones makes your trips more convenient; the 12/24-hour display corresponds to the time habits of different people. -Supports multiple useful functions such as: alarm clock, hourly chime, calendar and backlight. - The battery of the watch is replaceable. If the watch does not work or the text on the display is not clear, please replace the battery in time.