This LCD digital thermometer works temperature: 0-50, temperature measurement range: -50-110, it is very suitable for refrigerators, chillers and deep freezers. This digital thermometer with probe is small in size, only 4.8x2.8x1.5cm/1.89x1.10x0.59 inch, easy to use and carry. This thermometer is easy to use, immerse the probe in a fish tank with a waterproof sensor to measure the water temperature (submersible probe, do not immerse the thermometer in water). This mini thermometer has an LCD digital display with large number symbols for easy reading. This digital thermometer is also suitable for measuring the temperature inside and outside the car, air-conditioned room, refrigerator, fish tank, fish pond, or bath water temperature.