MISOL 1 PCS of Temperature humidity Data logger, USB Datalogger thermometer data record 1 unit of Data logger for temperature and humidity. Measure and log temperature and humidity data, Instant data download with PC/laptop Small simple and affordable, data logger can measure and record data at specified intervals ranging from once every 8 seconds to once every 4hours. USB interface for set-up and data download Selectable logging intervals from 8 seconds to 4 hours (default 5 minute)