Car Temperature/Humidity Detector Meter Tester-Gauge Dial Type Mini Mechanical Metal Analog Thermometer / Hygrometer car temperature/humidity detector meter tester-gauge detectionFeatures: Dial type, easy to read.Metal material, can be used for long period.Simple appearance, small size, high accuracy.Widely used for car, truck, refrigerator and more.Self-adhesive, stick and use, will not scratch your car.Specifications: Material: MetalTemperature Measuring Range: -30 to 60℃(-20℃ to 140℉)2℃Humidity Measuring Range: 0 to 100RH5RHDia: About 37mm/1.46inThickness: About 8mm/0.31inType: Thermometer/HygrometerPackage Includes: 1x Thermometer / HygrometerNote: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.