Cold Chain Transport High-Precision Digital Thermometer Temperature and humidity Data Logger Features 1.Support temperature and humidity measurement at the same time 2.1200mAh large capacity wide temperature battery, the low temperature effect is far superior to CR2032 and CR2450 batteries 3.Large-capacity battery, shelf life of up to 3 years "4.LCD screen-directly check key parameters (Alarm,Temp.stactics:Current,MAX,MIN AVG.MKT.Mark etc.) " 5.Support up to 8-point marker function 6.Waterproof:IP 54 7.No need any software to get encrypted PDF report and CSV file 8.Support a variety of startup methods, such as temperature, timing, delay, etc.…