Rotate in four directions to display different functions, sequentially as: TIME->ALARM->TIMER->TEMP clockwise.
The calendar date is the year, month, date and week from 1900 to 2099, up to 200 years.
Rotate to alarm functions to enter into setting of alarm.
The timer is 99 minutes 59 seconds the longest. The bell rings at the end of this time.
Temperature: provide with automatic measurement of temperature from -20°C to 50°C. You may select display in Celsius or Fahrenheit.
12hr or 24hr switch.