Feature:1. EXCELLENT APPEARANCE: Exquisite appearance design and clear digital display ensure that users can easily read the temperature information.2. DUAL TEMPERATURE DISPLAY: It can display the internal and external temperature at the same time, which is convenient for users to know the temperature change at any time.3. CAR DESIGN: It can be directly plugged into the cigarette lighter socket for easy installation and use without taking up extra space.4. WIDELY APPLICABLE: This thermometer can be widely used in a variety of scenarios such as cars, electronics, fish tanks, refrigerators, laboratories, archives and more.5. HIGH ACCURACY: Built in high accuracy sensor to ensure accurate and reliable temperature measurement, providing users with precise temperature monitoring service.Specification:Item Type: Car ThermometerMaterial: ABS, PlasticWeight: Approx. 35g / 1.2ozProduct Size: Approx. 5.7x3.8x1.2cm / 2.2x1.5x0.5inBattery: 1x1.5V LR44 Button Battery (Excluded)Temperature Measurement Range: Indoor Temperature: -30-50, Outdoor Temperature: -50-70..Package List:1 xCar Thermometer1 x Instruction Manual