Features1With storage/computer communication software, it can generate curves/export table data/print export data. 2Mini and compact design, it is portable and lightweight, and can be easily held for measurement in various situations. 3Equipped with a fixed bracket/waterproof transparent set/screw, it has complete accessories and is easy to install. 4Settable temperature alarm value, you can ensure safety by setting its upper and lower limits. Once the setting range is exceeded, the LED light will flash to warn you. 5Built-in PC analysis software, it is convenient for you to perform various operations on the instrument, and it is simple and easy to use.SpecificationItem Type: Temperature and Humidity RecorderTemperature Range: -30-80 DegreeCResponse Time: 5-30SAccuracy: 0.5Material: PlasticWeight: Approx. 159g / 5.6ozProduct Size: Approx. 12.2x2.7cm / 4.8x1.1inRecording Capacity: 61440 RecordsBattery: 1xAA 3.6V Lithium Battery (Battery Not Included)Function: Highly Sensitive Sensor, High Accuracy, Alarm Setting Function, Data Storage Function, Analysis Software, Low Power Consumption, Maximum/Minimum Function.Package List1 x Humidity Detector (Battery Not Included) 1 x English Manual 1 x CD 1 x Bracket 2 x Screw