A5 3.5inch HUD Head-Up Display Car-Styling Hud Display Windshield Projector Alarm System Universal A

3.5 inch HD display, fast lock GPS satellites and very clear display.Universal GPS speedometer: can be widely used on car, truck, motorcycle, bus, train, boatTwo display mode: stand-alone, and projector on the windshield.Two speed unit: MPH and ;Built in compass;Built in over-speed alarm.car adaptor included;Automatic and manual brightness adjustment mode,driving without ;Plug and use. Very simple.specificationModel: A5working voltage:DC 8-18VWorking current:40mAsleeping current:15mACompass precision: +\/- 1 degreeSpeed range:0-400KMSatellite positioning time:Cold start: 30s, hot start: 1s12V car charger:1000mAcolour: blackmaterial: ABSsize: 90x54x12mmPackage Contents: 1 * HUD Main Unit1 * Car Adapter Cable1 * Non-slip Mat Holder1 * Reflective film1 * User ManualOnly the above package content, other products are not included.Note: Light 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.