10 ATM Water Resistant Women's and Girls' Multi-Function Watch, Ideal for Swimming, Diving, and Surfing, with Lap Stopwatch, Alarm, Calendar, and 12-

The watch is water resistant to 10 ATM, meaning it can function normally at depths of 100 meters (330 feet). Its excellent water resistance makes it suitable for water sports like diving, snorkeling, swimming, surfing, and boating, as well as other sports like hiking, jogging, and cycling.

It has a built-in lap stopwatch function to meet the timing needs of coaches and referees in multi-participant sporting events.

Supports convenient functions such as an alarm clock, time signal, calendar, and backlight.

Supports 12-hour or 24-hour display to accommodate different time-telling habits.

The watch battery is replaceable. If the watch stops working or the display becomes unclear, replace the battery promptly.