Item Type: Slope Meter <br>Material: ABS <br>Color: Black <br>Product Instructions: <br>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. <br>2. Before driving, connect the power supply and wait to receive the satellite GPS signal until the data shows normal. <br>3. Long and hold the setting button and click the start button to adjust the electronic clock. <br>4. Press and hold the start button, and click the setting button to adjust the time of the gauge. <br>NOTICE: The device has KMH and PMH now, short press the button M can switch them. When the PMH lights, it's on PMH counting. When the PHM faded out, it's on KMP counting.The speed and altitude unit is in MPH and inch.<br>1、Intelligent GPS horizontal speedometer, supports accurate monitoring of vehicle speed, vehicle tilt angle, vehicle pitch angle change, compass, time and vehicle battery voltage status to insure driving safety. <br>2、Accurately display the vehicle tilt/pitch angle and send out clear notifications. When the angle exceeds 40°, the alarm alerts to insure your safety. The elevations error is between 5?100 meters/16.4?328.1ft. <br>3、After connected to power supply, there will be a backlight inside, convenient for you to see accurately at night or in the dark. <br>4、After the vehicle is started, the odometer will automatically start, and after parking, the odometer will automatically enter sleep mode. <br>5、With overspeed warning, and fatigue driving warning will sound after 4 hours of driving, which is practical to use.<p>1 x Slope Meter</p><p>1 x Car Power Cord</p><p>1 x DC Cable</p><p>1 x Double-Sided Tape</p><p>1 x Manual</p>