Designer Polar Series -Hygrometer & Thermometer Gold Pocket Watches This substantial timepiece features a

This substantial timepiece features a clean

The Fischer Precision Barograph is more than a weather instrument—it is a piece of professional equipment built to deliver accurate

A barograph records atmospheric pressure history on a paper chart

Engineering: Handmade in Germany with industrial-grade accuracy

Designer Polar Series -Hygrometer & Thermometer Gold Pocket Watches This substantial timepiece features aDesigner Polar Series Hygrometer Precision Humidity & Temperature Monitoring The Designer Polar Series Hygrometer is a high precision instrument designed to accurately measure and display relative humidity levels. With an accuracy range from 0% to 100% RH and a resolution of 0. 1% RH, this hygrometer is ideal for wine cellars, tobacco storage, home monitoring, security systems, and industrial applications. Features Product Type: Hair Hygrometer % and