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.
- 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