These data loggers can measure and store humidity / temperature readings
automatically. It has a large LCD that can display realtime readings and
logging information. This unit can send GSM/SMS alarm message to authorized
user mobile phone if humidity/temperature exceeds set limits, and the user
can dial the data logger through any mobile phone to get humidity and
temperature readings. User can easily use the software to setup and download
data to PC via USB. And user can view, analyse and print the data, or export
other file formats(txt, xls, csv, bmp, jpg).