Package included:
1 x TC-4 Temperature Recorder
1 x USB Cable
1 x External Temperature Sensor
1 x English User Manual

Feature:
1.Temperature Data Logger allows easy monitoring and record temperature sensitive systems, in transit or in storage of foodstuff, , medicine, and other products. Especially widely used for all kinds of warehousing, logistic and cold chain, such as refrigerated containers, refrigerated trucks, refrigerated package, cold storage, and laboratory, ect.

Specification:
1.Temperature measurement Range: -22°F -185°F /-30°C to +60°C,
(for optional external sensor: -40°F -185°F/-40°C to +85°C
2.Temperature accuracy:-20°C to+40°C, ±0.5°C, others, ±1.0°C
3.Resolution:0.1°C
4.Record capacity: 16000 ponits(MAX)
5.Product size: 3.54*1.85*0.67inches / 90*47*17mm
6.Record interval: 10s - 24 hours adjustable
7.Sensor:Internal NTC thermal resistor
8.Communication interface: USB interface
9.Power supply: Inner CR2450 or power supply via USB interface
10. life: in normal temperature, if the record interval sets as 15 minutes, it could be used above one year.

Driver download: https://drive.google.com/folderview?id=0B9JH0slezVLFN2tGenY4SGFRSVk&usp=sharing