Description: Car Digital Inside And Outside Thermometer Measures and displays the temperature(Celsius) in your vehicle as well as the temperature outside easy-to-read LCD displays temperature in Fahrenheit or Celsius Works with 8-24V vehicles No Sensor Wire required LCD Display Smart black casing enhances your car's interior. large LCD font display for easy readability during the day or at night . Specification: Material: Plastic Product detailed size: 120x50x20mm/4.72x1.97x0.79inch LCD indoor and outdoor dual temperature and time display °C∕°F conversion Temperature display inside and outside the car (8-24V) Compass display, display with degrees The same screen is displayed on the day of the month. Temperature range: Outdoor: -50 ~ 70 °C (-58 ~ 158 °F) Indoor -10 ~ 60 °C (14 ~ 140 ° F) 1 minute alarm, 5 minutes snooze and button tones Car power supply, backlight function Convenient car power supply. Clock function Blue backlight. Angle-adjustable bracket Package Includes: 1 Piece Backlit large screen car thermometer Note: Color maybe slightly different due to different monitor. The above size is measured by hand, please allow slightly difference. Thanks !