GPS Head Up Display HUD Speed Altitude Time Compass Over-Speed Alarm KMH PMH Condition: Item Type: Head Up Display Color: Shown as Picture Material: ABSSize: Approx. 80.5 x 74.5 x 76.5mm/3.17 x 2.93 x 3.0in Product Introduction: The X70 GPS is a versatile parameter instrument that combines car speed, altitude, time, compass, and more index. The X70 GPS is built for the safety of you and your family. It is very dangerous to look down at the dashboard while driving a car. Usually when the car speed is 120 km/h, the car will go forward 33 meters, and the danger will arise because of the other driving cars on the road. When you have the X70 GPS, the speed is right in front of you, and the safety is under your control. Operation Instruction: 1. The product turns on automatically after pressing power button, at this time, the speed is displayed as - -. 2. When the satellite signal is connected, the GPS Signal Light will change from red to green, and it will officially start. Eg., when the speed is 10, displayed as 10, indicating a speed of 10 km/h or 10 mile per hour, when the altitude displays as 15, indicating an altitude of 15 meters. 3. Time/ Altitude Switching: button D is the time and altitude switch. Press the button D and the display will switch from altitude to the time. When there is no satellite signal, the time is displayed as 00:00. In the display of time, press button B to change the time zone. Each single time you press, the current time will add one more hour, you can use this button to switch to your current time zone, the system will save it automatically. It supports the 24 time zones worldwide. 4. Kilometer/ Mile Switch: press the button C to switch the kilometer/ mile. 5. Power On/ Off: button A is the power switch. This product is equipped with an automatic switch machine. When the power is connected to the product, it will automatically turn on, and when the vehicle does not move for 25 minutes, the product will automatically shut down. 6. When a display failure occurs or the display is abnormal, long press and the button B to restore the factory settings. 7. When you don't want e this product while driving, please press the button A to turn off. 8. Over-speed Alarm: When the driving speed is greater than 120 km/h, the buzzer will alarm for 5 to 10 seconds, the buzzer will not alarm under 120 km/h speed. Support OBD-I1 on-board diagnostic communication protocol 1. for SAE J1 850 PWM (41.6Kbaud) 2. for SAE J1850 VPW (10.4Kbaud) 3. for IS09141-2(5 baud init, 10.4Kbaud) 4. for IS014230-4 KWP (5 baud init, 10.4 Kbaud) 5. for IS014230-4 KWP (fast init, 10.4 Kbaud) 6. for IS015765-4 CAN (11bit ID, 500 Kbaud)7. IS015765-4 CAN (29bit ID, 500 Kbaud) 8. for IS015765-4 CAN (11 bit ID, 250 Kbaud) 9. for IS015765-4 CAN (29bit ID, 250 Kbaud)