X90-GPS Product Instructions:

1. Park the car on a level surface, stick the adhesive on the product, adjust and fix it in the vehicle for easy horizontal view.

2. Before driving, connect the power supply and wait to receive the satellite GPS signal until the data shows normal.

3. Long and hold the setting button and click the start button to adjust the electronic clock.

4. Press and hold the start button, and click the setting button to adjust the time of the X90.

NOTICE: The device has KMH and PMH now, short press the button M can switch them. When the PMH lights, its on PMH counting. When the PHM faded out, its on KMP counting.

After connected to power supply, there will be backlight inside, which will help you see accurately in case of night or dark situation. Elevation error within 5- 100 meters. After the vehicle starts the speedometer starts automatically, after car parking the meter will be in sleep mode automatically. Over speed alarm: Fatigue driving alarm alerts after driving for 4 hours.