WiiYii M16 Hot Selling Head up Display Universal Digital Speedometer Projection GPSWith Clock Car HUD
Item No.: M16
Functions:driving speed(KM/h or MPH), voltage, clock, driving direction, 100 km acceleration,altitude,trip time, trip distance
Alarms: over speed alarm, Fatigue driving reminder
manual or auto adjust the brightness, alarm sound switch, auto pwer on/
