• -10 ATM water resistant, can work or be operated up to 100m (330ft) underwater, suitable for swimming, snorkeling, scuba diving, surfing, boating, hiking, jogging or other outdoor and water activities.
• -This watch has chronograph, countdown, dual time zone, alarm clock and hourly chime functions.
• -Precise hour, minute, second display, support month, date and week day check. Electro luminescent backlight built-in, support time check in the darkness.
• -12/24 hour format switchable. Can set alarm for different time zones.
• -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. Recommended Age Grade: 3 years old or above. CPSIA Warning: This product contains a button or coin cell battery. Ingestion can result in DEATH or serious injury.