ZMFJH GPS + Beidou Car Head-Up Display – USB Powered Digital Speedometer HUD with Compass, Overspeed Alarm & Auto Brightness

The ZMFJH GPS Head-Up Display uses a GPS + Beidou dual-chip system to project real-time driving data directly into your line of sight. It helps keep your eyes on the road while clearly displaying speed, direction, alerts, and driving information without modifying your dashboard.

• 📡 GPS + Beidou dual satellite positioning
• 🔢 Large digital speed display (KM/H & MPH)
• 🧭 Driving direction display (N / S / E / W)
• 🔔 Overspeed alarm with flashing indicator
• 🌞 Automatic brightness adjustment via light sensor
• 🔌 USB powered with low power consumption

• Suitable for most cars, SUVs, trucks, and buses
• Works independently of vehicle ECU
• USB power supply (12V vehicle system)

• Brand: ZMFJH
• Item Type: GPS Head-Up Display
• Satellite System: GPS + Beidou
• Speed Units: KM/H, MPH
• Power Supply: USB
• Rated Voltage: 12V
• Size: 99 × 55 × 30 mm
• Origin: Mainland China
• High-Concerned Chemical: None

• ZMFJH GPS HUD: Dual-satellite accuracy, alerts, auto brightness
• Traditional Dashboard: Requires looking down, limited alerts

• Place the HUD on the dashboard
• Connect using the USB power cable
• Drive outdoors and wait for satellite signal lock
• Begin driving once speed information appears

• Head-Up Display Unit ×1

• Satellite signal required for accurate readings
• Direction display activates above 5 km/h
• Speed units can be switched between KM/H and MPH