This document introduces the instructions and precautions for using CASIO watches, including the built-in sensor functions, lighting requirements, charging time, and battery life. Users are also reminded to pay attention to the maintenance and care of the watch.
This manual explains the features of the Casio 3145 watch, including its built‑in sensor that measures atmospheric pressure, temperature and altitude, and the various functions useful for outdoor activities such as hiking. It also details how to operate the watch, interpret the display, and maintain the device.
The watch is powered by an internal battery that is recharged by a solar cell. Users are instructed to expose the watch to bright light for optimal charging, and warned that prolonged darkness can deplete the battery and cause some functions to stop. Power‑saving modes and button operations are also described. This manual is written in Chinese.
| Power source | Solar‑charged internal battery |
|---|---|
| Battery operation in darkness | Continues to operate but may deplete |
Expose the watch to bright light; the built‑in solar cell recharges the internal battery.
The power‑saving function has turned off the display to conserve battery.
No, the measurement function is not designed for professional or industrial accuracy.