Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

Starting a Better Life in Shopping.Features:1. Multi-function car LCD digital display2. With car charger， and can real-time monitor temperature and car voltage3. To ensure the safety of your car4. Easy to install，no needed the professional skill5.A special car thermometer with stylish and lightweight design6. Provide extremely convenienceSpecifications:Color: BlackLCD indicator color: blue+red， green+red， redMaterial: ABS + Electronic ComponentsSize: approx. 8*4.3cmvoltage: 12/24VUSB output: 5V 2.1ADisplay: Digital displayDisplay Type: Temperature DisplayVoltage DisplayPackage Included:1 * Car charger Voltmeter Thermometer 3in1Giving you a more beautiful life.