Weems & Plath Night Watch Barometer, Thermometer, Hygrometer

 

Photo-luminescent dials combined with corrosion resistant, black epoxy coated aluminum cases. The B/T/H combination instrument gives the user three essential elements in the weather equation: air pressure, air temperature, and relative humidity.

Provided with complete instructions, mounting hardware, lifetime warranty, and a fresh battery as required.  Aneroid movement. Fully adjustable barometer movement with inch and millibar scales. Barometer movements are calibrated for altitudes to 1,500' above sea level. Thermometer and hygrometer are pre-adjusted in a temperature-controlled environment.

Dial: 3-1/2"

Base: 4-1/2"

Depth: 1-1/4"