1. [MULTIFUNCTIONAL OUTDOOR INSTRUMENT] Experience real-time data for direction, altitude, air pressure, and temperature on one device
2. [PORTABLE DESIGN] Easily carry this compass altimeter combo with a hook attachment for outdoor activities
3. [DURABLE ENGINEERING] Made of ABS material, battery-free, and maintenance-free for reliable performance in extreme conditions
4. [ACCURATE READINGS] Measure altitudes up to 5000m with 20m resolution for mountaineering or aviation enthusiasts
5. [INTUITIVE POINTER DISPLAY] Conveniently check air pressure and temperature with 580-1040hPa and -30-50℃ ranges

Specification:
Item Type: Multifunction Altimeter
Product Material: ABS
Altitude Measurement Range: 0-5000m
Air Pressure Measurement Range: 580-1040hPa
Temperature Measurement Range: -30-50℃
Resolution: 20m
Dial Size: Approx. 60mm / 2.4in

How to Use:
Simply use it directly.

Package List:
1 x Altimeter
1 x Compass
1 x User Manual