Color LED screen high brightness display. With a hood to block in driving for clearer display Easy installation, plug and play Rich data display: driving speed/RPM/tank temperature/battery voltage/mileage/automatic power on off,km/h and switchable Can detect and clear car error diagnosis code without professional equipment If the speed is too high, the voltage is too low, or the water temperature is too high, there will be an alarm sound 4 display modes (standard mode, compact mode, competitive mode, and mileage calculation), 16 display screens, button switch Boot up with car, sleep with car, and effectively protect car battery, while retaining the manual switch to better control the HUD Colour:Black Material:Plastic Package Contents: 1 * Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.