Onset Computer Corp.

• Internal and External Sensor for Temperature Measurements in an Outdoor and Underwater Environment
• Wireless Transmission of Recorded Readings to Phone or Tablet Using Bluetooth Smart LE Communications (in Air)
• Internal Sensor Measures Temperatures  in -20°C to 70°C Range
• External Sensor Measures Temperatures in -40C to 100C Range
• Waterproof to 100 Meters (30.5 ft)
• Non-Replaceable Lithium Battery with 3 Year Typical Life (1 Minute Sampling Rate)
• Stores up to 96,000 Measured Readings with Date/Time Stamp if Bluetooth Communications Not Available

HOBOconnect App Available on the Apple Store (iOS) and Google Play (Android)

• Internal Sensors for Temperature Measurements in an Indoor, Outdoor and Underwater Environment
• Wireless Transmission of Recorded Readings to Phone or Tablet Using Bluetooth Smart LE Communications (in Air)
• -20°C to 70°C (Air) or -20°C to 70°C (Water) Measurement Ranges with a +/-0.5°C Accuracy
• Waterproof to 30 Meters (100 ft)
• User-Replaceable Lithium Battery with 1 Year Typical Life (1 Minute Sampling Rate)
• Stores up to 96,000 Measured Readings with Date/Time Stamp if Bluetooth Communications Not Available
• Includes Mounting Boot (BOOT-MX2201-2202)

HOBOconnect App Available on the Apple Store (iOS) and Google Play (Android)

• Internal Sensors for Temperature Measurements in an Indoor, Outdoor and Underwater Environment
• Wireless Transmission of Recorded Readings to Phone or Tablet Using Bluetooth Smart LE Communications in Air
• -20°C to 70°C Measurement Ranges with a +/-0.2°C Accuracy
• Waterproof to 120 Meters (400 ft)
• User-Replaceable Lithium Battery with 3 Year Typical Life (1 Minute Sampling Rate)
• Stores up to 96,000 Measured Readings with Date/Time Stamp if Bluetooth Communications Not Available

HOBOconnect App Available on the Apple Store (iOS) and Google Play (Android)

• Integrated Sensor for Temperature Measurements in an Indoor Environment
• -20°C to 70°C Measurement Range with a ±0.21°C Accuracy (0°C to 50°C Range)
• LCD Display Shows Current Readings, Alarm, Battery and Operating Status
• Stores up to 84,650 Measured Temperature Readings with Date/Time Stamp
• User-Replaceable CR-2032 Lithium Coin Cell Battery with 1 Year Life (1 Minute Sampling Rate)
• Includes ISO 17025:2017 Temperature Calibration Certificate @ 25°C

Requires Type A to Mini B Standard USB Cable (CABLE-USB), HOBOware (Free Download Version) or HOBOware Pro (Paid Download Version) Software.

• Integrated Sensors for Temperature and Humidity Measurements in an Indoor Environment
• Wireless Transmission of Recorded Readings to Android devices, iPhone, iPad Using Bluetooth Smart LE Communications
• -20°C to 70°C and 1% to 90% RH Measurement Ranges with a ±0.21°C and 2% RH Accuracy
• (2) User-Replaceable AAA Alkaline Batteries with 1 Year Life (1 Minute Sampling Rate)
• Stores up to 84,650 Measured Readings with Date/Time Stamp if Bluetooth Communications Not Available

Includes Command Strip, Double-Sided Tape, Hook & Loop Strap and (2) AAA Alkaline Batteries. HOBOmobile App Available on the Apple Store and the Google Play Store

• Long-Term pH and Temperature Measurements in Estuaries, Lakes, Streams, Rivers and Oceans (Salt and Freshwater Environments)
• Wireless Transmission of Recorded Readings to Phone or Tablet Using Bluetooth Smart LE Communications
• 2.0 to 12.0 pH and 2C to 50C Measurement Ranges and +/-0.10pH and +/-0.2C Accuracy
• User-Replaceable Lithium Battery with 1 Year Typical Life (1 Minute Sampling Rate and Bluetooth Always On)
• Stores up to 43,300 Measured Readings with Date/Time Stamp if Bluetooth Communications Not Available

Includes pH Electrode and Lithium Battery. HOBOconnect App Available on the Apple Store (iOS) and Google Play (Android)

• Monitor LED, Fluorescent, HID, Incandescent and Natural Light Using Internal Sensor
• Measure Occupancy Up to 12 Meters
• Stores up to 86,650 Recorded Readings
• Large LCD Display Shows Current Readings and Status
• Includes Command™ Strip, Double-Sided Tape and Hook & Loop Strap

Requires Type A to Mini B Standard USB Cable (CABLE-USBMB-HS), HOBOware (Free Download Version) or HOBOware Pro (Paid Download Version) Software.

• Non-contact Sensor Minimizes Drift-Related Measurement Errors
• Also Features Open Access to Sensor for Cleaning and Software-Based Drift Compensation
• Software Enables Start/End-Point Calibration to Compensate for Fouling and Easy Conversion to Specific Conductance and Salinity
• 5,000 to 55,000 µS/cm (Conductivity Extended Range) and 5°C to 35°C (Temp) Measurement Ranges
• 3 Year Battery Life with Factory Replaceable Battery
• Stores at Least 14,400 Sets of Measured Readings
• Requires HOBOware Pro Software Download (Version 3.2+)

Designed for Saltwater Sources. See the U24-001 for Fresh Water Sources