?Testing Certification?Our products have CE FCC RoHS External Testing Certification, Ensure product quality. If you have any questions about this product, please feel free to contact us. We will get back to you as soon as possible and help you solve the problem. ?EASY BUT CONVENIENT?---Multiple installation methods, A-Pillar suspension with suction cup bracket, traditional central control placement. New tooling design, driver can see the clock(right corner)all the time. ?VARIOUS FUEL CONSUMPTION DATA?---Master the fuel consumption of your throttle, accurately calculate the long-term historical average fuel consumption, correct your driving habits, economically use your car. ?DIVERSE DISPLAY?---10 kinds interface, customize diverse dashboard content. 8 interface colors to choose, freely match more than 100 small interfaces. Adopt imported AI chip for intelligent reminder, speed color will change as different speed, White display, Yellow reminder, Red warning, it will change to Red color, once speed is over than 120. ?VEHICLE DETECTOR, REFUSE UNSAFE?---Car data scanning, depth detection diagnosis, read the entire car stream, do a comprehensive medical checkup for your car; Find system set clear DTC, then clear the fault code; Alarm when the voltage is lower than the set default value of 10.5V; Alarm when the water temperature reaches the set default value of 120; Alarm when speed reaches the set default value 6000r/Min.; Speeding reminder, alarm when speed reaches the set default value 150KM/H. ?WORKS FOR ALL CARS?---2022 new model, OBD+GPS smart gauge, GPS+Beidou Dual mode chip, in addition to the basic OBD mode, the P13 also integrates a GPS+Beidou dual-mode chip to enhance compatibility. It also adds multiple data such as driving direction, time, altitude, number of satellites and so on. Really achieve dual-mode dual-system, regardless of vehicle type, dual-mode cars can be used!.