Max Min Indoor Outdoor Thermometer is a digital thermometer with separate displays for monitoring indoor and remote temperatures, recording the maximum and minimum reading for each. The external IP67 thermistor probe has a 2m cable, allowing the thermometer to be used for fridge temperature monitoring by placing the probe inside the fridge while leaving the display outside for easy viewing. Indoor measuring range: 0 to +50°C. External probe range: -50 to +70°C. Readings can be displayed in Celsius or Fahrenheit, with 0.1° resolution and a 10-second sampling rate. Features a freezing alert, desk stand and hanging hook for flexible positioning. Supplied in a white molded case with an external probe, 1 x AAA battery and full instructions.