Features: new and high quality 1.Measure car internal and external temeprature 2.Measure conditioned room indoor and outdoor temperature 3.Measure refrigerator internal and external temeperature 4.Measure fish pond water temperature 5.Measure infant bath water temperature Specifications: Power Supply Voltage: for DC4-28V Measurement Temperature: -20~100 Display Color: red + blue Display Way: 0.28 LED MeasurementPrecision: 1 Operating Temperature: -40~80 Sensor Type: 2x1m NTCwaterproof metalprobes Minimum Resolution: 0.1 Material: Plastic & metal Dimensions: 48x29mm/1.89x1.14inch Display size: 0.56" Note: 1.Please allow 0-1cm error due to manual measurement. Please make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1x Digital Thermometer 2x NTCSensor Porbe 1x Power Supply Cable