Up Display, ACECAR Car Universal GPS HUD, Speedometer USB Interface, Speed, Driving Direction, OverSpeed, Clear Fault, for All Vehicle Features: Product name:-up display Weight: 0.29LB Colour: Black Product size: 3.39*1.46*0.63IN Packing size: 4.92*3.35*1.73IN Function: vehicle speed/water temperature/voltage/single mileage Alarm: overspeed alarm/water temperature alarm/voltage alarm/fatigue driving reminder/fault alarm Product Description: WORKS FOR ALL VEHICLES Unlike other car-up displays, this HUD is GPS+BeiDou dual-mode chip, so you don't need to worry about COMPA-TIBILITY issues and latency problems. This HUD is all vehicles around the world, with fast speed and no latency. Sim-ple DISPLAY Vehicle Speed + driving direction, HD Display, practical function, let you drive more comfortable for a time. technology , high definition projector, eliminates unwanted reflections and makes the displayed information clearer. It comes with hood, cover the lights of the display panel, no dazzling when driving at night. DRIVING DIRECTION - Features GPS navigation direction compass that aids the driver by indicating directions. Equipped with photosensitive elements that can adjust its own brightness according to different, it can be very clear in bright , providing a safer day and NIGHT-DRIVING experience. PLUG & PLAY Plug and play, you just need to connect the HUD to the car with the equipped USB cable, no profes-sional installation is required. It automatically synchronizes power on and off based on engine ignition. QUALITY TIPS - The operating voltage of this speedometer is 5V , it is to use a voltage higher than 5V to supply power. FCC RoHS Certification, Superior quality. Product Includes: 1X Up Display 1XOBD line 1X Reflective Film 1X double-sided tape 1X Instructions