Product Introduction:
1.Name:0.28 inch digital display thermometer
2.Power Supply Voltage:DC 4-28V
3.Measurement Range;-20~100 celsius
4.Precision:0.1 celsius
5.Sensor Type:1m NTC metal waterproof sensor
6.Refresh Rate:1s/times
7.Display Size:22*10mm

Using Introduction:
1.DC Power Supply:this product needs to connect with DC 4-28V power;red wire connects with power positive,black wire connects with power negative
2.Display:when take off temperature sensor,digital tube will display "- - -";when temperature is lower than -20 celsius or higher than 100 celsius,digital tube will also display "- - -"
3.Normal Temperature Collection Range:-20~100 celsius

Applications:
1.Measure car internal and external temeprature
2.Measure air 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

Module Size: