10ATM waterproof sports watch for swimming and diving, with chronograph, timer, dual time, alarm clock, 12-hour and 24-hour format switching function

-The waterproof level of this watch is 10ATM waterproof, and it can work normally under water at a depth of 100 meters (330 feet). Suitable not only for underwater activities such as swimming, diving, snorkeling, surfing, rowing, water skiing, etc., but also for daily life and outdoor sports, such as jogging, hiking, climbing, cycling, etc. - Built-in stopwatch and timer functions meet your precise timing needs for exercise and sports competitions. -Dual time zone display function makes your travel more convenient. 12/24 hour display can meet different people's time reading habits. -Supports many useful functions, such as alarm clock, time signal, calendar, backlight, etc. -The watch is replaceable. If your watch stops working or the characters on the display no longer appear clearly, replace your watch immediately.