Description:_x000D_ This data logger uses high precision digital temperature and humidity sensor. It features high precision, high speed, good stability, etc. and it is suitable for environment temperature and humidity data acquisition and recording. Widely used for room temperature measuring, such as warehouse management, logistics, transportation, telecommunication room, intelligent building, subway, mall, library and other places and situations._x000D_ _x000D_ Features:_x000D_ _x000D_ Can set high and low alarm value, and alarm through LED. _x000D_ Temperature and humidity data records. _x000D_ Can record and store a total of 16384 data, a total of 8192 groups. _x000D_ PDF document can be directly exported. _x000D_ USB interface can be connected to computer to extract data. _x000D_ Designed with no screen, save more power and focusing on data recording. _x000D_ Data report is generated directly in the recorder built-in storage, can be read directly on computer. _x000D_ Small size, powerful functions. _x000D_ Directly generates PDF data table and curve diagram function. _x000D_ According to the setting threshold, recorded data tables in different color when it exceed limit value. _x000D_ High precision and high response speed. _x000D_ Sampling interval of 1 second ~ 24 hours, free setting. _x000D_ Support maximum and minimum value function. _x000D_ _x000D_ Specifications:_x000D_ _x000D_ Brand: BSIDE _x000D_ Model: BTH81 _x000D_ Units: / _x000D_ Resolution: 0.1%RH, 0.1 _x000D_ Weight: 80g(approx.) _x000D_ _x000D_ _x000D_ Package Includes: _x000D_ 1 x Data Logger _x000D_ 1 x Base_x000D_ 2 x Sticker_x000D_ 1 x Bag of Screw_x000D_ 1 x Manual 1Can set high and low alarm value, and alarm through LED. 2Temperature and humidity data records. 3Can record and store a total of 16384 data, a total of 8192 groups. 4PDF document can be directly exported. 5USB interface can be connected to computer to extract data.