Lascar EL-USB-2-LCD+ Humidity, Temperature and Dew Point USB Data Logger with LCD DisplayThe Lascar EL USB 2 LCD+ data logger measures and stores up to 16,379 relative humidity and 16,379 temperature readings over 0 to 100%RH and 35 to +80C ( 31 to +176F) measurement ranges. Users can easily set up the EL USB 2 LCD+ data logger and view downloaded data by plugging the data logger into a PCs USB port and using the supplied software. Relative humidity, temperature and dew point (the temperature at which water vapor present in the air begins