Racing Car Culture Design The design benefits from a very "cyberpunk" look rather than the traditional watch shape. Not only the design, but also the case is made of a lighter and stronger aluminum alloy, and with solar charging, you don't have to worry about its usage. Function description 1. Time calendar function：a. Time range: January 1, 2020 to December 31, 2099; b. 12/24 hour option; c. Week: Automatically calculate and display 2. 1 Group alarm function. 3. Alarm time: 10 seconds. 4. Hourly timekeeping function. 5. Stopwatch function.：The maximum value is 23:59 '59"; 6. Countdown function. Maximum value: 24:00 '00"; 7. Raise your hand to light the screen. Built-in sensor, hand light screen. OLED backlight. 8. Temperature display, error plus or minus 1 degree. 9. Solar charging