Casio ID-15 Operation Guide

About this manual

The Casio ID-15 is a digital clock featuring an internal temperature sensor that displays current room temperature. The device allows users to toggle between Celsius and Fahrenheit units using a dedicated button.

Users can set the alarm time and choose from three modes: Alarm On, Snooze (SNZ), or Alarm Off via a selector switch on the back. To stop the alarm when it sounds, press the ALM/SNZ button.

What's inside

• General Guide
• Using the Clock
• Using the Alarm
• Thermometer Functions
• Battery Replacement

Frequently asked questions

How do I stop the alarm when it is sounding?

Press the ALM/SNZ button to stop the alarm.

What happens if I leave a setting screen on for about three minutes without performing any operation?

The clock automatically returns to the Normal Timekeeping Screen.

What does the temperature display show for temperatures below -50°C (-58°F)?

It shows "LO" on the display.