Key Features:

-10 atm water resistant grade, support up to 100 meters (330ft) underwater operation.

-Precise hour, minute, second and day display, support month and date check.

-This watch has chronograph, countdown, dual time zone, alarm clock and hourly chime functions.

-Can set alarms for different time zones.

-12/24 hour format selectable.

-Positive electro luminescent backlight built-in, support time check in the darkness.

-TPU watch strap, comfortable and soft to wear.

-Support shock resistant.

Parameters:

Time Accuracy: ±30 seconds per month

Maximum Depth Underwater: 100m (330ft)

Countdown Range: 23:59'59'' to 0:0'0''

Watch Shape: Round

Movement: Digital

Battery Code: CR2025

Operating Battery Life Time: 1.5 to 2 years

Dial Window Material: High Transparency Resin

Watch Case Material: ABS Plastic

Dial Color: Black + Gray

Case Diameter: 55mm

Case Thickness: 18mm

Watchband Material: TPU Band

Band Color: Black

Clasp: Pin Buckle

Band Width: 22mm

Maximum Wrist Circumference: 215mm

Minimum Wrist Circumference: 160mm

Product Weight: 62g

Package Weight: 200g

Note: 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.