This HOBO Pro v2 Outdoor Datalogger features two external temperature sensors

The Hobo Pro v2 outdoor datalogger with with two external temperature sensors is designed for years of reliable use in harsh outdoor or condensing environments. Features a weatherproof housing and small-diameter external sensors that allow installation in tight spaces or building ducts. Launch and download using HOBOWare software, available for FREE on the manufacturer’s website. All loggers come with free technical product support from the manufacturer.
User-replaceable 3.6V battery and humidity sensors. 4"L x 1-1/2" dia. Requires adapter available from the manufacturer.

External Temperature Range: –40° to 212°F (both sensors)

NOTE: Cannot be shipped by air.

Requires special handling due to DOT regulations. Additional shipping charges will apply. Cannot be shipped by air.


  • Manufacturer #: U23-003
  • Type: Temperature
  • Air Temperature Accuracy: ±0.38°F @ 32° to 122°F (0.21°C @ 0° to 50°F)
  • Air Temperature Range: –4° to 158°F (–20° to 70°C)
  • Air Temperature Resolution: 0.04°F @ 77°F (0.02°C @ 25°C)
  • Length: 4"
  • Memory: 21,000 sets
  • Model: 2X External Temperature Logger
  • Diameter: 1.5"

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