Do you have a question about the Casio ID-11S and is the answer not in the manual?
Press the RESET button to reset the clock after replacing the batteries.
Use the SET button to cycle through different setting screens.
Use the +/- buttons to set the current time and other values.
Press this button to toggle the temperature unit between Celsius and Fahrenheit.
Use the SET button to cycle through the time and date setting screens.
Use the +/- buttons to change the flashing digits during setting.
Toggle between 12-hour and 24-hour timekeeping display.
Set the year, month, and day for the calendar function.
Push the °C/°F button to select either Celsius (°C) or Fahrenheit (°F).
Displays measured temperature, showing 'LO' or 'HI' for values outside range.
Steps for replacing batteries, including opening cover and inserting new batteries.
Safety advice regarding battery storage, mixing, charging, and leaks.