WiiYii HUD G4 Simple Picture GPS Speedometer Head-Up Display Auto Speed Alarm HUD Smart Digital On-board Computer for CarTwo colors available White/green light options are available for clear visibility day or nightNew GPS Smart Speed timedisplay GPS Speed | Satellite Time I Compass | Overspeed Warning | Fatigue Driving ReminderSimple function, Small size Compact body suitable for placement No matter where it is placed, it is clear and natural, and does not block any sight360 degree rotating suction cup bracket Italian designer Seiko engraving Master designer, unique ingenuity, every inch is meticulously manufactured, semi-arc design, seamless fastening technology, making the shape of G4S more exquisiteGPS+Beidou dual-mode chip Using 10 Hz high refresh rate GPS + Beidou dual-mode chip The refresh rate is 10 frames per second,the speed of the vehicle is fast, and there is no delay Professional scheme design The introduction of Taiwan"'"s lianyong technology solutions, high-performance processing chips, strong performance and compatibility, dual-running memory and dual-core processors to ensure smooth high-speed operation, using core algorithms toadd speed lubrication effects, more coherent and smooth displayUSB powered 0 power consumption Turn off the car and completely cut off the power, and there is no electricity theftAccuratespeed display Add the speed calibration function, which can be adjusted to be consistent with the display of the car dashboard(GPS speed is based on the satellite signal! It is very accurate in nature, no need to adjust normally)G4S main function Speed Time Driving direction auto-sensitivity Over speed alarmEnglish km switch Speed/Time auto switch Audible alarm switch Fatigue driving reminderG4S displays screen (Vehicle speed, time and compass display,automatic switching time display when the vehicle speed is 0)GPS Compass GPS precise positioning / real-time synchronous display data, satellite data collection, not affected by weatherN (North), E (East), W (West), S (South) 2big alarm functions Overspeed alarm can be set, continuous driving for 8 hours fatigue driving reminderHigh-definition LED Automatic photosensitive adjustment G4S has a built-in light sensing system, which can automatically adjust the screen brightness according to the light brightness of the current environment, bringing a comfortable visual experienceAutomatic switch machine Automatically turn on and off when the car starts and turns offApplicable to all models! Real product pictures Product accessories 1xG4S-HUD 1xMicro USB 1xNon-slip mat1xRotary Suction Cup Holderl1xManual