MINI TEMPERATURE AND HUMIDITY DATA LOGGER has internal Temperature & Humidity Sensor, and with optional external temperature sensor, with internal buzzer alarm. If external temperature sensor is connected, temperature measuring will automatically switch to the external temperature sensor. Display Temperature and Humidity , time , over limit alarm, temperature/humidity upper/ lower limit, temperature Max/Min. value in the LCD Screen. It has one CR2450 battery, with the battery compartment at the back, ease of battery replacement: Rotate the battery cover clockwise to remove the battery by a coin, and rotate and tighten the battery cover counter clockwise after battery replacement

Directly connect with computer for data exchange, easy operation. It could also be powdered by USB cable when connected with PC, and it could upload data even if the battery is out of use. Permanent data storage, data could be read and printed by PC data management software. This Data Logger is mainly used for Temperature and Humidity recording during storage and transportation of foodstuff, medicine, chemicals and other products, especially widely used in all kinds of warehousing, logistics and cold chain, such as refrigerated containers, refrigerated trucks, refrigerated package, cold storage, laboratory , etc.