This operation manual introduces how to use CASIO watches. The built-in sensors of the watch can measure direction, barometric pressure, temperature and altitude, making it a useful tool for hiking, mountain climbing and other outdoor activities.
This guide introduces the Casio 2894 watch, describing its built‑in sensors for direction, barometric pressure, temperature and altitude, and how to use each mode. It also covers power management, emphasizing solar charging and battery‑saving tips.
Detailed instructions cover timekeeping setup, world time, digital compass operation, barometer/thermometer readings, altimeter usage, and how to save altitude data. Safety notes and measurement limits are provided for reliable outdoor performance.
| Sensors | Direction, barometric pressure, temperature, altitude |
|---|---|
| Power source | Solar cell with rechargeable battery |
| Altitude range | -700 m to 10 000 m (-2 300 ft to 32 800 ft) |
| Pressure differential pointer range | +15 hPa (0.44 inHg) |
Expose the watch to bright light; the solar cell converts light to electrical power and recharges the built‑in battery.