A100 HUD 3.0 inch OBD II Car Head Up Display, Speed, Water Temperature & High Water Temperature Alarm, Voltage & Low Voltage Alarm, Shift Reminder

About The Product HUD short for Head Up Display. It displays driving datas on the front windshield such as speed,water temperature, voltage, single driving distance on the car front window glass; Avoiding drivers unsafety because of watching the instrument while driving. Drivers can read the driving information instantly, and can always keep the best state on the way with HUD. Features 1. 3.0 inch multi-color screen, this head-up hud displays the driving speed, water temperature, voltage. 2. The surface using high technology to eliminate excess reflections, makes display information more clearly, avoid dazzing reading. 3. This hud can display vehicle speed KM/h MPH, water temperature, voltage. 4. Low voltage alarm, high water Temperature alarm, shift reminder. This not only keeps your attention on the road but it keeps the law enforcement from giving you tickets. HUD display for safe driving.