USB Single Use Temp Data Logger

USB Single Use Temperature Data Logger 

Selection Guide

Model: D25 Max Recording 25 Days, 5 Minute Sample rate (Suggested Use: 1-25 Days)

Model: D50 Max Recording 50 Days, 10 Minute Sample rate (Suggested Use: 25-50 Days)

Model: D99 Max Recording 99 Days, 20 Minute Sample rate (Suggested Use: 50-99 Days)


Temperature Range -40°F ~176°F, -40°C ~80°C
Accuracy ±0.5°C
Resolution 0.01°F/ 0.01°C
Battery Life Use it in 2 years
Storage life Forever after using
Dimension 3.5″ x 1.3″ x 0.5″(8.9cm * 3.4 cm *1.2 cm)
Weight 1.25 oz.( 35g )
Models D25, D50, D99



USB port Connected with Computer Directly for Data reading, saving, printing, easy to use. This model of temperature recorder is efficient, durable and portable, economical and practical for low cost requirement. As our products are made of superior soft material, they are shock-proof, dust-proof and fog-proof. This model we produced is characterized by its compact size and high accuracy. Even if the power is using up, it still can be used for reading and printing data.


Lab, Shipping, Transportation, and Food Monitoring for cold-chain management.

Vaccines Refrigeration, Pharmaceuticals, Agriculture, chemical medicines monitoring

Temperature-sensitive refrigerated daily necessities, freight containers by sea/air, etc.

Operating Instruction

Time Calibration: For international customer, pls connect the data logger with PC, calibrate your local time via “CALIBRATION” button on software interface.

Start Record: Hold down button about 3 seconds. Red indicator will flash 3 times, then flash 10 times fast that means data logger has been started.

Recording status: Red indicator flashes once per 5 seconds that means logging status.

Data Read: Please install Apresys software on PC to read, save and analyze recorded data.

End of Record: Data logger will stop automatically after read data. Red indicator will be long on bright when press start button that means the data logger has been used, the logging recorded data will be saved forever.

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