This manual introduces how to use a Casio watch. The watch has built-in sensors that can measure air pressure, temperature, and altitude, and the measurements are displayed on the screen. These features are very useful for outdoor activities such as hiking and mountaineering.
The Casio 3145 watch includes built‑in sensors that measure atmospheric pressure, temperature and altitude, with the values displayed on the screen. These functions are useful for outdoor activities such as hiking and climbing.
The watch is powered by a solar‑charged rechargeable battery that must be kept in bright light for optimal performance. Prolonged darkness will discharge the battery and may disable some functions. The manual also covers power‑saving behavior, warnings about measurement accuracy, and routine maintenance to ensure long service life. This manual is written in Chinese.
| Sensors | Pressure, temperature and altitude measurement |
|---|---|
| Power source | Solar‑charged rechargeable battery |
| Battery charging condition | Charges in bright light, discharges in darkness |
| Display | Measured values shown on screen |
| Charging time (bright light) | Approximately 5 minutes |
| Charging time (indoor light) | Approximately 50 minutes |
Expose the watch to bright light; it charges in bright light and discharges in darkness. Charging takes about 5 minutes in strong sunlight and about 50 minutes under indoor lighting.
A blank screen means the power‑saving function has turned off the display to conserve battery.
No. The watch’s measurement functions are not designed for professional or industrial‑grade accuracy; they provide reasonable precision for casual use.