LUTRON SP-82AC 气压计、指南针、高度计

Multi-functions, mini pocket size, 3 in 1:

Altitude meter

Barometer

Compass

Precision baro sensor for the atmosphere value and altitude measurement.

Low-friction ball bearing mounted wheel design

Altitude : -2000 to 9000 m, meter/feet.

Barometer unit : hPa, mmHg, inHg.

Size : 120 mm x 45 mm x 20 mm.

Battery and carrying case are included.