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Single Use USB Temperature Data loggers

Free from software uploading, read the data by PC at any time
PDF readout, irreversible and true recording
High accuracy for Pharmacy transportation
Logger can be used even at low temperature
Multi options (7, 15, 30, 60 or 90 days available)


Thermis Log 1D Single Use USB Temperature Dataloggers or One-time One-off temperature data loggers for Pharmaceuticals and Covid-19 Vaccines are with +/- 0.3℃ accuracy, ideal for monitoring and recording the temperature sensitive goods especially vaccines during transportation.

Freshliance Thermis Log 1D Single Use USB Temperature Dataloggers are perfect for pharmaceuticals, food, life science, cooler boxes, medical cabinets, fresh food cabinets, freezer or laboratories, vaccines and protein products etc. The single use USB temperatur datalogger is with very cost-effective design and simple to operate, smart size to minimize the space occupation. The monitor data can be directly read via PDF format by PC at destination.


  1. No software required, automatically generating PDF reports.
  2. Built in USB connector, directly connect pc or Android cellphone, no cable or reader required
  3. Temperature range:-30℃–+70℃
  4. Low power consumption
  5. Waterproof package comply with Ip67
  6. All the data and parameters Pre-programmed by factory, Easy to operate.

Technology Index

Monitor typeSingle use USB temperature data loggerTemperature range-30℃ to +70℃
Accuracy±0.4℃ or +0.3℃Resolution0.1℃ over full temperature range
Data storage capacity20000 readingsBattery3.0V CR2032
Logging interval10 seconds to 2 hoursProtection GradeIP67
Start-up delayMinimum 0 seconds, max 2 hoursDisplayLED (OK, Alarm, Fault)
Alarm LevelAdjustable (According to customer needs)ConnectionUSB2.0 connector
CompatibleWin XP/7/8/10Report FormatPDF / CSV / PDF&CSV(optional)
Report OutputAutomatic, no software neededRun days:Max 90 days (for PDF version)
Quality certificateCE, RoHS, EN12830 compliedDimension67mm L*27mm W *5mm H


  1. When sending vaccines, they are always sent direnctly by plane from the manufacturer as refrigerated cargo to the country where they will be used. Once they land, they are stored in cold rooms before being distributed to regional and sub-regional cold storage facilities by refrigerated vehicle. From storage facilities down to the village level, health workers carry vaccines in cold boxes and vaccine carriers, traveling by car, motorcycle, bicycle, donkey, camel or on foot to immunize every last child, even in the most remote of villages.
  2. Storage and transport equipment such as cold rooms, refrigerators, freezers, cold boxes and vaccine carriers must comply with performance standards.  Any temperature abuse, either above or below the safe limit, can result in compromised efficiency or even total loss of products.
  3. Freshliance Thermis Log 1D Single Use USB Temperature Dataloggers adopts Japanese made sensor, with truly 0.4℃ accuracy, which is suitable for pharmaceuticals, food, life science, cooler boxes, medical cabinets, fresh food cabinets, freezer or laboratories which need high accuracy request. Freshliance provide all kinds temperature data logger or temperature and humidity data logging solutions to make sure every change in whole cold chain solution will be traced and recorded irreversible, PDF Logging, CSV temperature history, on line IOT logging in any format are available.

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