Inside/Outside Thermometer with Min/Max Memory


Inside/Outside Thermometer with Min/Max Memory

The #DTR900 Inside/Outside Thermometer with Min/max Memory is ideal for walk-in refrigerators, reach-in boxes, greenhouses, and household and lab applications.


Best For:



  • Simultaneously displays the time and the indoor and remote probe temperatures, or the time and date and the remote probe temperature
  • Min/max memory for indoor and remote probe temperatures, with time and date stamps
  • The exterior sensor cable is waterproof, and thin enough to fit under a window
  • °F/°C° switch
  • Selectable time and date format
  • Wall-mountable
  • Specifications


    • Indoor range: 14° to 122°F (-10° to 50°C)
    • Outdoor range: -40° to 176°F (-40° to 80°C)
    • Measurement accuracy: ±1.8°F (±1°C)
    • Measurement resolution: 0.1°
    • Probe length: 6.5 ft. (2m)
    • Display size/type: 2.53 x 0.91 in. (64 x 23mm)/LCD
    • Weight: 3.8 oz. (107g)
    • Power source: "AAA" battery (included)


    • Battery
    • 1-year limited warranty


    • 3.5 x 3.5 x 1 in. (89 x 89 x 25mm)
    Prop 65

    ⚠ WARNING: This product can expose you to chemicals including di2-ethylhexylphthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to