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42280: Temperature and Humidity Datalogger

Datalogs up to 16,000 readings with USB interface for downloading to a PC

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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.

Additional information


-4 to 144°F (-20 to 70°C)


0 to 100%

Dew Point

32 to 122°F (0 to 50°C)


Temperature: 8, 000 points; Humidity: 8, 000 points


4.75 x 3.5 x 1.5" (120.7 x 88.9 x 38.1mm)

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