10 ATM Water Resistant Sports Swimming and Diving Wristwatch with Alarm Functions, Chronograph, Countdown, Dual Time, 12 24 Hour Format Switchable, Silicone Band, Black, strip

-The waterproof level of this watch has reached 10ATM waterproof, which means it can work normally at a depth of 100 meters (330 feet) underwater. It is not only suitable for using in water activities such as swimming, diving, snorkeling, surfing, rowing, water skiing, but also suitable for using in daily life and outdoor sports, such as running, hiking, climbing, cycling, etc. -The built-in stopwatch and timer function of the watch can meet the precise timing needs of sports exercises and competitions. -The dual time zone display function will make your travels more convenient; 12/24 hour format screen can meet the time reading habits of different people. -Support multiple useful functions such as: alarm clock, hourly chime, calendar and back light. -The watch battery is replaceable. If you find that the watch is not working or the text on the screen is not clear, please replace the watch battery in time.