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Fresh Tag 1U Temperature Data Logger

Fresh Tag 1U Temperature Data Logger

Max. 180 working days

-40℃ low temperature usable

Max. 129600 readings

No software needed to generate reports automatically

Parameters customizable

Compatible with Windows and Mac OS alike


Fresh Tag 1U is a single-use/disposable temperature data logger, mainly used in the fields of medicine, vaccine, blood, food, flowers and plants, etc. Fresh Tag 1U is especially suitable for cold chain storage and transportation where high protection grade is required.

This single use temperature data logger features a wide temperature measurement range from -40℃~ +60℃. Its low consumption and long battery life make its working days reach up to 180 days. It also comes with plug-and-play function without any data management software needed.


Built-in sensor for low temperature condition, up to -40℃

Fresh Tag 1U usb temperature data logger can measure temperature range from -40℃~ +60℃ with high accuracy of ±0.5℃.

Long battery life and large capacity

It can work for up to 180 days, and its memory capacity reaches up to 129600 readings.

No software needed to generate reports automatically

After the trip is finished, connect the logger to the computer, the irreversible reports with graphs and tables will be generated automatically, with no cable or reader required.

Parameters customizable

It is convenient that all parameters can be preset by factory according to your needs.

Easy to place and operate

The small and light disposable USB thermograph can be placed anywhere. It requires no software or drivers to set up or download data.

IP67 protection grade

A protective plastic pouch helps keep logger dry and eliminates concerns when transporting products with cold packs, ice, or in damp environments.



Recording Type

Single use



Temperature Range

-40℃~ +60℃


USB, NFC (optional)

Temperature Accuracy



Compatible OS

Windows, Mac



Report Format


Memory Capacity

Max. 129600 readings

Alarm Points



3.0V CR2032

Report output

Automatic generation without software

Logging Interval

1 minute~ 24 hours

Working Days

Max. 180 days 

Protection grade



CE, RoHS, EN12830

Start Delay

0 minute~ 24 hours

Shelf Life

18 months




67mm L*27mm W *5mm H


Fresh Tag 1U single use temperature data logger is important to cold chain transportation for medicine, vaccine, blood, food, flowers and plants, etc.


For pharmaceuticals and biochemicals, the data recording by these usb temperature data loggers can be the necessary evidence for the product owner and the cold chain carrier if the cold chain performance objection is required. Moreover, this usb temperature logger will assist you greatly in maintaining a non-breaking cold chain to keep the effectiveness and compliance of pharmaceuticals and biochemicals.


For food products, the environmental condition of temperature-sensitive products must be carefully monitored and documented during handling and storage, to ensure food safety, quality, and longer shelf life, especially for highly perishable products such as produce, dairy, seafood, meat, poultry, and floral product. This usb temperature data logger can help keep the growth of microbes of the meat and fish products as low as possible by maintaining temperature threshold values, and maximize freshness, quality, and shelf life of fruits, vegetables and flowers.


Freshliance provides a variety of temperature and humidity recording and monitoring solutions to make sure every change in the whole cold chain logistics and storage will be traced and recorded. Irreversible PDF Logging, CSV temperature history, and online IOT logging in any format are available.


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