Features: 3.5inch HD Display: The 3.5" large screen provides a crisp high-definition display and display color,easy to read and catch message quickly. Multiple Function: This head up display can reflect multiple data, such as speed, engine RPM,water temperature,voltage. Kilometer and Mile can be switched freely. Multi-Color Design: It is very refreshing because having one boring color may make the information seem dull, this makes the integration of the heads-up display seem more fluid and aesthetically pleasing. Brightness Adjustment: Light sensors: Brightness can be changed with the change of the outside brightness automatically, or adjust it by yourself, free switching between automatic and manual. Auto Power On/Off : HUD open and off with vehicle opened and shutdown, effective protection of the car battery; retaining the manual switch mode, more easy to control HUD. Specifications: Color: Black Material: Plastic Display: 3.5in Voltage: 12V-36V Item Size: 91*56*13mm Weight: 240g Packing List: 1xHead Up Display 1xCable 1xUser Manual 1xAnti-slip Pad