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Onset HOBO MX2305 Outdoor Bluetooth Temperature Data Logger

Onset HOBO® MX2305 Outdoor Bluetooth Temperature Data Logger

Part Number: MX2305

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  • Internal Sensor for Temperature Measurements in an Outdoor Environment

  • Wireless Transmission of Recorded Readings to Phone or Tablet Using Bluetooth Smart LE Communications

  • -40°C to 70°C Measurement Ranges with a ±0.2°C Accuracy

  • User-Replaceable Lithium Battery with 2 Year Typical Life (1 Minute Sampling Rate)

  • Stores up to 84,650 Measured Readings with Date/Time Stamp if Bluetooth Communications Not Available

Includes Screws and Zip Ties for Mounting. HOBOmobile App Available on the Apple Store (iOS) and Google Play (Android)


  • Answer:

    No, the logger can only be accessed via the Bluetooth app on a mobile device.  From there you can forward the data to a desktop MAC/PC or to the cloud service. 

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  • Answer:

    Yes, the only way to connect to this logger is with Bluetooth and using the free mobile app which is currently only available for iOS devices.  Android support is coming at the end of May.

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  • Answer:

    At this time they only work with iOS devices.  We have been told that an Android version of the app is scheduled to be released shortly.  We do not have an exact release date but we were told it is expected to be released in the next 1-3 months.   

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