# RHM15 Extech Thermometer New

**Features:**

-   Measuring ranges:
-   Temperature: 14 to 140°F
-   Humidity: 10% to 99% RH
-   Simultaneous display of Temperature and Humidity
-   Built-in memory stores Min/Max readings
-   Low battery indication
-   Complete with built-in tilt stand and LR44 battery
-   Measures in °F only.

**Specifications:**

-   Temperature: 14 to 140° F
-   Relative Humidity:10 to 99% RH
-   Resolution: RH: 1% / Temperature: 1° F
-   Accuracy: ± 2° F from 14 to 122°F ±5% Relative Humidity from 25 to 75% RH
-   Battery: LR44, AG13, or equivalent
-   Dimensions: 2 x 1.5 x 0.63" (50.8 x 38.1 x 16mm)

The RHM15 is a mini hydro-thermometer monitor which measures humidity and temperature and displays it simultaneously. The RHM15 has a built in memory which stores maximum and minimum readings. The RHM15 features a low battery indication and comes with a built in stand, user's manual and LR44 battery. Measures in °F only.

## Details

- **Price:** 33.99 USD
- **Vendor:** Extech
- **Type:** Therm Met
- **Tags:** Extech, Manufacturers, Meters & DAQ, product_manual_group_2, Product_new, Thermometer

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 33.99 USD | In stock |

## Images

- RHM15 Extech Thermometer

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> Source: [ValueTronics](https://valuetronics.com/products/rhm15-extech-thermometer-new)
> Updated: 2026-05-21