KETOTEK Digital Thermometer Temperature Meter Gauge Waterproof Sensor Probe Aquarium Car Water PC Case Temp Meter Celsius/Fahrenheit Display &deg;C/&deg;F PC MOD &hellip; 4-PIN CONNECTOR:Specifically design for pc car users,with simple steps to apply it on your computer,car,outdoor,engine room to monitor the temperature. ACCURATE AND RESPONSIVE:With the stainless waterproof NTC probe,this aquarium temperature gauge have great sensitivity and accuracy.Sensitivity 0.05S.Accuracy: 0.5F.Temperature Range:-58F - 230F /-50C- 110C. WIDE APPLICATION:C/F Convertable,This computer thermometer widely used in car water temperature detection, air conditioning,refrigerator,water heater temperature detection,computer chassis temperature detection, etc LIQUID CRYSTALDISPLAY:This aquarium thermomters is equipped with backlight display,which is fairly easy to see even in direct sunlight. PRODUCT QUALITY MORE THAN A WORLD:Every piece of our products is strictly inspected before sale.If you have any question please dont hesitate to contact us when you use it,all ketotek products include a 24-month warranty, we will try our best to meet your satisfaction.