BRIGHAM HYGROMETER DIGITAL – ROUND DESIGN

Fits most round humidifier mounts! This device measures Relative Humidity and Temperature to within 2 degrees.  Instructions and batteries included.

*TIP: Put your hygrometer in a sealed bag or jar with a moisture pouch such as the Boveda 69% and that will give you an idea to how far off the hygrometer is to the ideal moisture level.