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.
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