EXTECH Instruments Hygro Thermometer Big Digit

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A simple solution for keeping tabs on the humidity where you have your most prized guitar.

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. Easy-to-read display shows temperature and humidity simultaneously. Use freestanding on a flat surface or easily mount on a wall. Comes with built-in tilt stand, wall mounting bracket and 1.5V AAA battery. One-button display of MIN/MAX readings.


  • Switchable between C or F. RH range: 10 to 99% (accuracy: +/- 5%) Temperature range: 14 to 140 degrees F (-10 to 60 C)
  • Note: 45-55% relative humidity is optimal for your guitar
  • To maintain proper levels, you may need to use a guitar humidifier (sold separately)

Order today to keep your guitar as safe as possible.