" A HEAD-UP DISPLAY CAN BE A VERY USEFUL GADGET WHILE BEHIND THE WHEEL "While today's smartphones are loaded with Google Maps or Apple Maps, they are merely quick solutions for traveling short distances. Believe it or not, getting a dedicatedGPS speedometerdevice for your car or truck is still the best way to get to your destination safely and with ease. Thisdigital car speedometeralso offers the peace of mind that you'll never get lost, even when you're in a new location, including remote areas. This best heads-up displaycan also help you find the nearest restaurants, shopping mall, rest area, and other locations that might be considered off-the-beaten-path.KEY FEATURES: Thishead-up display works for all vehicles; Unlike other Car HUDs, you do not need to worry about compatibility,it could work for ALL vehicles, no matter which brand or which model all over the world The Digital Speedometer GPSis equipped with a high definition3.5 inch HD screen, which displays the information more clearly than the windshield HUD, companied with a multi-colors switching function, thisbest hud for the car may make you feel more comfortable to monitor the speed and bring more fun to your driving experience. Rich contents:Almost everything you may need to read during driving will be shown by thisheads up display car, including vehicle speed, driving direction, voltage, driving distance measurement, driving time, low voltage alarm, over speed alarm, satellite time, and number, altitude, freely switching between kilometers and miles. A great partner for your driving. Multifunctions GPS speedo: It has been upgraded with new functions which make it different and more competitive than the traditional HUD in the market. Because the Digital Speedometer GPS is based on the GPS module and satellite, so it can be used to speed up tests, brake performance tests, and other car data information reading. A multifunctional tool to help you know about your car.SPECIFICATIONS: Multi-color design makes the screen more abundant and easier to read. Nano-technology to eliminate double reflections, more clear. Automatic and manual brightness adjustment mode, driving without glare. Screen Size:3.5 inch HD display. Item Dimensions LxWxH:90*54*12 mm Rich Contents:speed, compass, speed alarm, free switch between km and miles. Availability:Available for any car. Auto power on/off: HUD start and off with vehicle started and shutdown,effective protection of the car battery, retaining the manual switch mode, more easy to control HUD.PACKAGE CONTENT: 1 x UHD Unit 1 x Non-slip mat 1 x USB cable 1 x Reflective film 1 x User manual