This manual introduces how to use Casio watch 3180. Including how to set time, date, alarm clock and other functions
This manual explains how to operate the Casio 3180, a solar‑charged handheld device with multiple timing functions, world‑time display, alarms, and automatic illumination. It covers safety precautions, battery management, and detailed steps for setting time, alarms, and other functions.
The guide also includes charging instructions under various lighting conditions, battery‑level indicators, and troubleshooting tips. Technical specifications such as battery life, timer ranges, and illumination settings are listed for reference. This manual is written in Chinese.
| Charging time in outdoor sunlight (50,000 lux) | 5 minutes |
|---|---|
| Charging time in indoor light (500 lux) | 8 hours |
| Time display format | 12‑hour or 24‑hour |
In bright outdoor sunlight (≈50,000 lux) it charges in about 5 minutes; in indoor light (≈500 lux) it takes roughly 8 hours.