Key Features:
-Up to 10 ATM waterproof level, which can work normally at a depth of 100 meters (330ft) underwater.
-Built-in timer and stopwatch function.
-Dual time zone display, 12/24 hour format switchable.
-Featuring alarm clock, calendar, back light and hourly chime functions.
-Japanese quartz movement.
-Shock resistant.
-With comfortable and soft silicone watch strap.
Parameters:
Time Accuracy: ±30 seconds per month
Maximum Depth Underwater: 100m (330ft)
Water Resistance Level: 10 ATM
Countdown Range: 23:59'59'' to 0:0'0''
Watch Shape: Square
Display Type: Digital
Movement: Japanese Quartz
Battery Code: CR2025
Operating Battery Life Time: 1.5 to 2 years
Watch Dial Window Material: High Transparency Resin
Watch Case Material: ABS
Dial Color: Gray
Case Size: 36x36mm / 1.4x1.4inch
Case Thickness: 9mm / 0.35inch
Watch Strap Material: Silicone
Watch Strap Color: Black
Clasp Type: Pin Buckle
Watch Strap Width: 20mm / 0.8inch
Maximum Wrist Circumference: 235mm/9.3inch
Minimum Wrist Circumference: 130mm/5.1inch
Product Weight: 44g / 0.1lb
Package Weight: 140g / 0.3lb
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.