ILAME 10 ATM Water Resistant Digital Wristwatch for Swimming and Diving with Multiple Functions of Lap Stopwatch, Alarm Clock, Calendar and Backlight

• -The waterproof level is 10ATM, this watch can normally work even if it is 100 meters (330ft) underwater. The superior waterproof performance makes it suitable to wear in water sports, including diving, snorkeling, swimming, surfing, boating etc.It is also suitable to wear it in hiking, jogging, cycling or other sports activities.
• -The built-in lap stopwatch function which can meet the timing needs of coaches or referees for multiple participants in sports events.
• -Support multiple useful functions such as: alarm clock, hourly chime, calendar and back light.
• -Support 12 or 24 hour format display which can meet the time reading habits of different people.
• -The watch battery is replaceable. If you find that the watch is not working or the text on the display is not clear, please replace the watch battery in time.

Description Key Features: -Up to 10 ATM waterproof level, which can work normally at a depth of 100 meters (330ft) underwater. -Precise month, date, hour, minute, second and day display. -Lap stopwatch function was integrated into this watch. -Support multiple useful functions such as: alarm clock, hourly chime, calendar and back light. -12/24 hour format switchable. -Japanese quartz movement. -With comfortable and soft TPU watch strap. -Shock resistant. Parameters: Time Accuracy: ±30 seconds per month Maximum Depth Underwater: 100m (330ft) Watch Shape: Rectangle Display Type: Digital Watch Movement Type: Japanese Quartz Battery Code: CR2016 Operating Battery Life Time: 1.5 to 2 years Dial Window Material: High Transparency Resin Watch Case Material: ABS Dial Color: Gray Case Size: 36x32.6mm(1.4x1.3inch) Case Thickness: 9mm/0.35inch Watch Strap Material: TPU Watch Strap Color:Dark blue Clasp Type: Pin Buckle Watch Strap Width: 21mm/0.83inch Maximum Wrist Circumference: 215mm/8.46inch Minimum Wrist Circumference: 135mm/5.31inch Product Weight: 38g/0.08lb Package Weight: 132g/0.29lb Note: the watch battery is replaceable. If you find that the watch is not working or the text on the display is not clear, please replace the watch battery in time.