Normal Temperature Collection Range: 50~110.
DC Power Supply: this product needs to connect with DC 512V power; red wire connects with power positive black wire connects with power negative.
Display: when take off temperature sensor digital tube will display ” ”; when temperature is lower than 50 Celsius or higher than 110 Celsius digital tube will also display ” ”.

Applications:
1. Measure car internal and external temperature
2. Measure air conditioned room indoor and outdoor temperature
3. Measure refrigerator internal and external temperature
4. Measure fish pond water temperature
5. Measure infant bath water temperature