a200 hud car universal head up display speedometer obd2 temperature water projection on the windshield for car hud 2018

hud main features: 1.plug and play connectivity with any obdii or euobd capable vehicle; 2. screen 3.5 inch hd display 3.multi-color design makes the screen more abundant and easier to read 4. nano-technology to eliminate double reflections,more clear. 5.rich contents: speed,rpm,water temperature,voltage,low voltage alarm,high water temperature alarm,over speed alarm, fatigue driving alarm,y switch between kilometers&miles.