Data Logger Temperature Humidity USB Datalogger thermometer data recordDescription: This listing includes: 1 unit of Data logger for temperature and humidity. Introduction Small simple and affordable, data logger can measure and record data at specified intervals ranging from once every 8 seconds to once every 4hours. You can connect it to the computer, and extract the data. There are 3 types of logging mode: Cycle Mode, Acyclic Mode, and Segmented Mode Cycle Mode: When the memory is full, the oldest data sets stored