Thc-4 temperature and humidity data logger (recorder)

Key Attributes.

This data logger is maily 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 1.Specification: Product Size:90mm(length)*47mm(width)*17mm(height) 2.Technical Parameters: ◇Temperature measuring range: -30℃～+60℃; for optional external sensor:-40℃～+85℃; ◇Temperature accuracy: -20℃～+40℃, ±0.5℃;others, ±1.0℃; ◇Temperature unit: ℃ or °F optional,set through THC-4 data management software. ◇Humidity measuring range:0～99% RH ◇Humidity accuracy: ±3%RH(25℃,20～90%RH),others, ±5%RH ◇Resolution:Temperature 0.1℃;Humidity 0.1%RH ◇Record capacity:16000points(MAX) ◇Record interval:10s～24hours adjustable ◇Communication interface:USB interface; ◇Power supply:inner CR2450 battery or power supply via USB interface; ◇Battery life:in normal circumstances, if the recording interval is 15 minutes, and the buzzer alarm and key tone are disabled, battery can be used 1 year if buzzer alarm and key tone are enabled, and press the key five times per day, and it alarms once, then the battery can be used for about 7 months