The document provides instructions for operating a CASIO watch. It discusses:
- Keeping the watch charged by exposing it to light as its power source is a solar cell and rechargeable battery.
- Setting the time and date in the Timekeeping Mode and adjusting settings like 24-hour format and DST.
- Viewing times in other timezones using the World Time Mode and its city codes.
- Setting alarms and hourly time signals in the Alarm Mode.
- Using the stopwatch to time events, lap times, and finishes.
- Configuring and using the countdown timer with adjustable start times up to 24 hours.
- Manually and automatically illuminating the display for reading in