It is a Red/Blue/Yellow/Green Digital Thermometer,Measuring temperature Range -55 to 125°c,Power Supply DC7-30V, it has Reverse polarity protection ,small size, high efficiency, long term stable and reliable quality,easy installation and use, Applied to the Car,Water, Refrigerator, Aquarium ,home,factory,garden,And other platforms.

Specifications:

• Dimensions : 33mm x 24mm x 17.5mm
• Installation dimensions: 30mm x 21mm
• Sensor cable length: 3 meters

• Power Supply voltage: DC7-30V ( with anti-reverse protection )

• Measuring temperature: -55 to 125°c
• Units of measurement: " °c "
• Display Color: Red/Blue/Yellow/Green
  
• Display: three 0.36 "LED digital tube
• Refresh rate: about 300mS / times
• Minimum input: -55 °c
• Maximum Input: 125 °c
• Accuracy: about 0.2 °c
• Overload: please do not higher than 150 °c
• Overrange display: "E2"
• Operating temperature: -40 °c -85 °c
• Sensor: DS18B20, Stainless steel sheath package, waterproof, anti-corrosion, high temperature

Usage:

• (1) Cars inside/outside temperature measurement
• (2) Air-conditioned room inside/outside temperature measurement
• (3) Refrigerator inside/outside temperature measurement
• (4) Pond/Aquarium water temperature measurement
• (5) Baby bath water temperature measurement
• (5) Body temperature measurement

Package Includes:

• 1x Digital Thermometer