Onset Computer Corp.

• -20°C to 70°C (Air) 0°C to 50°C (Water) Temperature Measurement Range
• 0 to 320,000 Lux (0 to 30,0000 Lumens/ft2) Light Measurement Range
• 1 Year User-Replaceable Coin Cell Lithium Battery
• Waterproof Housing for Use in Outdoor or Condensing Environments Up to 30 Meters (100 ft)
• High and Low Alarm LED Indicators
• Stores up to 52,000 Recorded Readings

Requires Optic USB Base Station (BASE-U-4) and HOBOware (Free Download Version) or HOBOware Pro (Paid Download Version) Software.

• Internal Temperature and Humidity Sensors
• -40°C to 70°C Temperature Measurement Range with ±0.2°C Accuracy
• 0 to 100% RH Measurement Range with ±2.5% RH Accuracy
• 3 Year User-Replaceable 1/2 AA 3.6 Volt Lithium Battery
• Stores up to 42,000 Recorded Temperature Readings
• Weatherproof Housing for Use in Outdoor or Condensing Environments

Requires Communication Device BASE-U-4 Optic USB Base Station or U-DTW-1 Waterproof Shuttle (U-DTW-1 Requires HOBOware PRO BHW-PRO-DLD)

• -20°C to 70°C (Air) 0°C to 50°C (Water) Temperature Measurement Range
• 1 Year User-Replaceable Coin Cell Lithium Battery
• Waterproof Housing for Use in Outdoor or Condensing Environments Up to 30 Meters (100 ft)
• High and Low Alarm LED Indicators
• Stores up to 52,000 Recorded Readings Before Download of Data Needed

Requires Optic USB Base Station (BASE-U-4) and HOBOware (Free Download Version) or HOBOware Pro (Paid Download Version) Software.

• Internal Sensor for Temperature Measurements in an Indoor Environment
• Wireless Transmission of Recorded Readings to iPhone, iPad Using Bluetooth Smart LE Communications
• -30°C to 70°C Measurement Ranges with a ±0.5°C Accuracy
• Non-Replaceable Lithium Battery with 1 Year Typical Life (1 Minute Sampling Rate)
• Stores up to 30,000 Measured Readings with Date/Time Stamp if Bluetooth Communications Not Available

HOBOconnect App Available on the Apple Store and Google Play

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

• External 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 100°C Measurement Range with a ±0.20°C (0°C to 70°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 External Temp Sensor, Screws and Zip Ties for Mounting. HOBOconnect App Available on the Apple Store (iOS) and Google Play (Android)

• (2) External 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 100°C Measurement Ranges with a ±0.2°C (0°C to 70°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 (2) Temperature Sensors, Screws and Zip Ties for Mounting. HOBOconnect App Available on the Apple Store (iOS) and Google Play (Android)

• External Sensor for Temperature and Humidity Measurements in an Outdoor Environment
• Wireless Transmission of Recorded Readings to Phone or Tablet Using Bluetooth Smart LE Communications
• 0 to 100% RH and -40°C to 70°C Measurement Ranges with a 2.5% RH and ±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 Temp/RH Sensor, Screws and Zip Ties for Mounting. HOBOconnect App Available on the Apple Store (iOS) and Google Play (Android)