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Extech RHT3 EzSmart™ Hygro-Thermometer for Smartphones-

Downloads: datasheet manual

Extech RHT3 EzSmart™ Hygro-Thermometer for Smartphones

Model: RHT3

Make your iOS® and Android™ smartphone even smarter with this EzSmart Hygro-Thermometer. Take quick readings of your environment's humidity and temperature and further analyze these readings with the handy trend graph in the free mobile application.

Sale Price $72.00 CAD
Regular Price $80.00 CAD
Availability 1 to 2 Weeks

Extech RHT3 Offers


  • Measures Humidity and Temperature simultaneously
  • Calculates Wet Bulb and Dew Point Temperature
  • Continuous graph plots Humidity and Temperature changes over time
  • 5 user-settable high/low alarms for both Temperature and Humidity
  • 4 records - each contains 100 data points with Humidity, Temperature, Wet Bulb, and Dew Point, plus Time, Date and GPS coordinates
  • Post images directly to social media (Facebook® and Twitter™)
  • Complete with built-in sensor and protective connector cap with strap
  • Free Extech ExView™ RHT mobile app to graph and record data

Extech RHT3 Specifications

Relative Humidity Range 20% to 95%RH
Relative Humidity Resolution 0.1%RH
Relative Humidity Accuracy ±5% RH
Temperature Range -4 to 140°F (-20 to 60°C)
Temperature Resolution 0.1°
Temperature Accuracy ±1.8°F (±1°C)
Wet Bulb Range -4 to 140°F (-20 to 60°C)
Wet Bulb Resolution 0.1°
Dew Point Range -40 to 140°F (-40 to 60°C)
Dew Point Resolution 0.1°
Dimensions / Weight 0.7 x 0.35 x 2.1" (18 x 9 x 54mm) / 0.25oz (7g)
Operating System Compatibility iOS 6+ / Android
Supported Devices iOS: iPhone® 4+, iPod Touch® 4+, iPad® 2+, and iPad® mini
Android: Samsung Galaxy S® 3, Galaxy S® 4, Galaxy Note 10.1; LG® G2, G3; MOTOROLA® Moto G, Moto E, and Sony Xperia® Z2
Click here for complete specifications on the Extech RHT3

What's included with the Extech RHT3

  • Extech RHT3 EzSmart™ Hygro-Thermometer for Smartphones
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