# RHT3 Extech Thermometer New

**Features**

-   Free app from iTunes® and Google Play™ for taking readings and further analysis
-   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
-   Note: iOS/Android device not included (see compatible device list in the datasheet)

**Specifications**

-   Relative Humidity: 20% to 95%RH
-   Temperature: -4 to 140°F (-20 to 60°C)
-   Wet Bulb (calculated): -4 to 140°F (-20 to 60°C)
-   Dew Point (calculated): -40 to 140°F (-40 to 60°C)
-   Dimensions/Weight: 0.7 x 0.35 x 2.1" (18 x 9 x 54mm)/0.25oz (7g)

The RHT3 is an EzSmart Hygro-Thermometer for use with Android or iOS Smart Devices. The RHT3 comes with a free app from iTunes and Google Play for taking readings. Complete with built-in sensor and protective connector cap with strap.

## Details

- **Price:** 64.99 USD
- **Vendor:** Extech
- **Type:** Therm Met
- **Tags:** Extech, Manufacturers, Meters & DAQ, product_manual_group_2, Product_new, Thermometer

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 64.99 USD | In stock |

## Images

- RHT3 Extech Thermometer New

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> Source: [ValueTronics](https://valuetronics.com/products/rht3-extech-thermometer-new)
> Updated: 2026-05-21