Feature: 1. Large 4.5 Inch Screen: New LCD instrument, large 4.5 inch LCD screen, driving can clearly see the digital speedometer. A variety of cool interface/touch keys, the left side of the switch, a key to open, close, more convenient operation. 2. Obd+Gps 2 in 1: Normal meters only have OBD mode, but our speedometer is dual mode. At the same time display obd+gps function, and the data display is richer, OBD display more data than GPS . 3. OBD Mode Function: This function displays data including speed, water temperature, voltage, fuel consumption, speed clock, single driving time, and other more displayed data in the parameters. 4. GPS Mode Function: This function displays data including vehicle speed, voltage, satellite time, altitude, number of satellites, driving direction, single mileage, and other display data in the parameters. 5. Fitment: GPS mode is common to all cars; OBD mode applies to OBD2 gasoline vehicles produced in the United States after 2004, and OBD2 gasoline vehicles produced in other regions after 2008. Specification: ItemType: Digital OBDII SpeedometerProduct Model: F12 Multiple User Interfaces Can Be Switched Freely Obd Mode Features: Speed Water Temperature Voltage Fuel Consumption Speed Clock Single Ride Time Distance (Single Ride) Driving Direction Latitude and Longitude Altitude Variable Speed Oil Temperature Intake Temperature Oil Temperature Engine Load Oil Pressure Fuel Pressure Turbine Pressure Exhaust Temperature Pid Data Acceleration Test Brake Test Roll Angle Pitch Angle Alarm: Overspeed Alarm Speed Alarm Water Temperature Alarm Voltage Alarm Oil Temperature Alarm Exhaust Temperature Alarm Oil Pressure Alarm Turbine Pressure Alarm Fuel Pressure Alarm Engine Load Alarm Gps Mode Function: Vehicle Speed Voltage Satellite Time Altitude Number of Satellites Driving Direction Single Mileage Driving Time Uphill Downhill Angle Left and Right Angle of Incline Acceleration Test Brake Test Alarm: Overspeed Alarm Undervoltage Alarm Features: Obd+gps+ Slope Meter (English Only) Applicable Model: Gps Mode is Common to All Cars Obd Mode Is Suitable For: Obd2 Gasoline Cars Produced in the United States After 2004, And Obd2 Gasoline Cars Produced in Other Regions After 2008. The Following Vehicles Are Not Applicable Obd2 Is Not Applicable to the Following Common Models: Incompatible: American Models: Replacement for Dodge, Replacement for Jeep, Replacement for Sail, Replacement for Chrysler, Cars Made Before 2004 or 2004Incompatible: French and Italian Models Cannot Be Used: Such as Replacement for Fiat, Replacement for Maserati, Replacement for Ds, Replacement for Peugeot, Replacement for Citroen, Replacement for Simcar, Replacement for Amilcar, Etc.Incompatible: Not Compatible with Japanese Models: Replacement for Suzuki, Replacement for Mazda6, Replacement for Infinite (Qx50 Q50 Q501), 2013 Replacement for Avanza, for Is250, Ex250, Es300h, for Jazz, Crvand, Cars Made Before 2008, Etc.Incompatible: Replacement for Kia and Replacement for Hyundai Models (2013 Replacement for Hyundai Sonata, 2017 Replacement for Kia Soul Ps, Etc.)Incompatible: Hybrid and Diesel Vehicles, Pickup Trucks, Motorhomes, Cars Modified to Car Computers, Replacement for Chrysler Group, Replacement for Fiat Group All Brand Models.. Package List: 1 x Host1 x OBD Line2 x Double Sided Adhesive Paste1 x Instruction1 x Suction Cup Small Support