Kids Sports Watch: Our kids fitness tracker watch does not require connecting to a phone or any apps, and is very simple to set up. We integrated step counting, stopwatch, calories and mileage into the watch. Record your child's movement data. Powerful Battery Life: This kids digital watch has a USB interface. You can use any USB adapter (such as smartphone adapter, computer, portable charger) to charge the boys watch. Battery life is approximately 15 days. Silent vibration alarm: Parents can set two alarm clocks to remind their children to study and rest on time. Whether in a classroom or dormitory, children can feel the vibrations, but no one else will be disturbed. This is a great choice for students! Reliable Quality: The best kids watch is very light and soft on the skin. The shape is also very cute. This wristband has many adjustable settings and is very soft and flexible for little ones' wrists. Waterproof: The boys digital watch has 5 ATM waterproof, suitable for hand washing, face washing and rain. Very practical. However, it is not recommended to wear it while swimming, hot baths and saunas. Dial shape: round Display mode: Digital Buckle type: Tang Buckle Dial diameter: 1.46 inches Strap material: silicone Strap width: 0.55 inches Special functions: alarm clock, backlight, stopwatch, calendar, USB charging Power type: Quartz Listing: 1*Childrens Watch