Arpenkin Q7 Car Display 5.5" Universal GPS HUD Display Compatible with All Cars 5.5 Inch LCD display is portable and easy for drivers to read data Detect all important driving informations via GPS system, Q7 HUD is compatible with all cars and trucks KMH and MPH switch freely, Normal Auto power on and off with vehicle started and shutdown, effective protection of the car battery; while retaining the manual switch mode, and more easy to control HUD The use of nano-technology to eliminate unwanted reflections and can make display information more sharper.Automatic and manual brightness adjustment mode, driving without glare Important Notice, Please Read: Other Sellers(Jeasun) are selling fake"Arpenkin".We never authorize them to sell our"Arpenkin"products."Arpenkin"ONLY Sold by "Road Guardian". We Received Many Customer Complaints Against Other Sellers for Poor Quality.