Measure, save and recall temperature, humidity, and barometric air pressure data instantly. The barometer has the ability to log up to 21,000 temperature and humidity measurements concurrently. Simply connect the unit via a USB port on your computer and use the intuitive software to set your start time and date, sample rate, units (ºC or ºF) and hi/lo alarms. Setup and operation is easy; simply place the logger at the desired location and allow it to record measurement levels. When ready to review the data, connect the meter into your computer to view the results. From there, you can quickly save and share the information instantly. Display the data in a powerful strip chart, and/or export your data to an Excel® spreadsheet. Useful for a wide range of applications: perishable food, warehouses, museums, HVAC, refrigeration trucking, mold control, vacation homes, greenhouses, wine cellars, crawl spaces, vehicle cargo spaces, documentation storage, etc. Gain access to convenient and reliable results with this hygrometer, thermometer, and barometer USB data logger. Data management software and utilities included.