GEYIREN A2 3.5 Inch Auto Vehicle GPS HUD Head Up Display Speedometers Overspeed Warning

GEYIREN A2 3 5 Inch Auto Vehicle GPS HUD Head Up Display Speedometers Overspeed WarningFeature 1 Available for any car easy to install plug and play 2 Screen 3 5 inch HD display 3 Multi color design makes the screen more abundant and easier to read 4 Nano technology to eliminate double reflections more clear 5 Rich Contents speed compass speed alarm free switch between km and miles 6 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 7 Automatic and manual brightness adjustment mode driving without glare Specification Working voltageDC8 18VWorking current40mASleeping current15mACompass precision1Speed range0 400KMReal time precisionThe same as satelliteSatellite positioning timeCold start 30s hot start 1sSize88 53 13mmCurrent1000mAWeight40gPackage Included 1 X A2 GPS HUD1 X 12V Charge Cable1 X Non slip Map1 X Reflective film1 X English User Manual