# 42280 Extech Data Logger New

**Features:**

-   Triple LCD displays Humidity, Temperature, and date (Year, Month, and Day)
-   Programmable from keypad or PC
-   Selectable data sampling rate
-   User programmable audible and visual alarms
-   Wall, desktop, or tripod mount
-   Calibration via optional salt bottles
-   Complete with Windows® compatible software, USB cable, universal AC adaptor, and four AA batteries

**Accessories:**

-   RH300-CAL - Humidity Calibration Kit

**Specifications:**

-   Temperature: -4 to 144°F (-20 to 70°C)
-   Humidity: 0 to 100%
-   Dew Point: 32 to 122°F (0 to 50°C)
-   Memory: Temperature: 8,000 points; Humidity: 8,000 points
-   Dimensions: 4.75 x 3.5 x 1.5" (120.7 x 88.9 x 38.1mm)

The 42280 is an Extech Temperature and Humidity Data logger. Data logs up to 16,000 readings. Featuring a USB interface for downloading to a PC. Triple LCD displays humidity, temperature and date (year, month and day). Temperature range from -4 to 144°F (-20 to 70°C). Complete with Windows compatible software, USB cable, Universal AC adaptor, and four AA batteries.

## Details

- **Price:** 266.19 USD
- **Vendor:** Extech
- **Type:** Data Log
- **Tags:** Data Logger, Extech, Manufacturers, Meters & DAQ, product_manual_group_2, Product_new

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 266.19 USD | In stock |

## Images

- 42280 Extech Data Logger

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> Source: [ValueTronics](https://valuetronics.com/products/42280-extech-data-logger-new)
> Updated: 2026-05-27