Features

Easy-set calibration instructions

Humidity accuracy +/- 2% from 20% to 90%

Temperature accuracy +/- 1 degree (displayed in Celsius or Fahrenheit)

10 Second refresh rate

Button cell battery included

Available in rectangle or round

Button cell battery included 

The HygroSet Round Digital Hygrometer displays in both Celsius and Fahrenheit with a 10-second refresh rate. It is one of the first hygrometers capable of being adjusted after calibration. The HygroSet Round Digital Hygrometer has a long-lasting battery that allows it to function for long periods. It attaches with a magnetic back with double-sided tape for easy and secure application. It is very accurate when it comes to reading the humidity and current temperature inside the humidor.