Buy Extech Hygro-Thermometer, Mini

Extech 445713 Big Digit Indoor/Outdoor Hygro-Thermometer : Patio, Lawn & Garden

Extech RH490 Precision Hygro-Thermometer

Monitor the relative humidity in your home, office or wherever you store your guitar to protect it against the adverse effects of high or low levels.

Taylor Extech Mini Hygro-Thermometer

Extech 445713 Big Digit Indoor Outdoor

Extech 445580-NIST Humidity/Temperature Pen

Extech RH35 Desktop Hygro-Thermometer Alert

Extech 42510A Wide Range Mini IR Thermometer

Extech 39272 Pocket Fold up Thermometer with Adjustable Probe - InspectorTools

Extech RHM16 Mini Hygro Thermometer Monitor

The RHT3 is an EzSmart hygro thermometer for use with smart devices. Complete with built-in sensor and protective connector cap with strap.

Extech RHT3 EzSmart Hygro-Thermometer

Extech 45170 Hygro-Thermo Anemometer Light Meter