• Temperature, light intensity measurements
  • -4 to 158°F (-20 to 70°C) in air
    -4 to 122°F (-20 to 50°C) in water
  • ±0.95°F accuracy from 32 to 122°F
  • 0 to 323,000 lumens/m2 light intensity
  • 30m water-depth rating
  • 1 second to 18 hours sample rate


The HOBO Pendant Temperature Loggers are both miniature and waterproof, making it a sensible monitoring solution for specific temperature monitoring applications. The HOBO Pendant® Temperature/Alarm Data Logger has one-channel and is recommended for short-term shipping or long-term monitoring. This logger features a visible LED light indicator, which warns users when preset parameters have been exceeded. This model stores 6.5K of 10-bit temperature readings. Use a solar radiation shield for accurate temperature measurement in sunlight applications. See RS1 Solar Radiation Shield (assembly required) and M-RSA (pre-assembled) Solar Radiation Shield.


This product can be used in the following applications:

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