ONSET HOBO TidbiT MX2205 External Temperature Data Logger

Record two temperature points at once with an internal sensor that measures ambient temperature and an external sensor that measures water or soil temperature. 

Get highly accurate tracking of fast-changing temperatures with the external sensor's rapid response time.

Deploy just above water or soil for quicker, more convenient data downloads that don't require pulling up the logger.

Key Features:

• Fast temperature-response time (20 seconds)
• External temperature sensor, plus internal sensor for ambient temp monitoring ±0.2°C (±0.36°F) accuracy
• Large memory stores 96,000 measurements
• 3-year battery life (Bluetooth on); 5-year battery life (Bluetooth off)
• LED indicates when temperature exceeds set threshold
• Two mounting tabs for use with screws or zip ties ensure secure deployment
• Convenient wireless setup and download via Bluetooth Works with Onset’s free HOBOconnect app