GGL-2O Temp and humidity Data Logger.
For technical info :- Click hereProduct Category: Data Logger
GGL-20 USB datalogger measures and stores humidity (0-100%) and temperature (-35°C to 80°C). Comes with unique PC software DGraph ™ under Windows XP/7/8 & vista & 10. View, analyse and print data, or export file formats (txt, xls, csv, bmp, jpg) This unit records and then plugs into your computer USB port to download the data.