Features: Applicable to domestic car series, Asian car series, American car series and European car series, Equipped with high-precision GPS + Beidou dual-channel moduleFully automatic monitoring of vehicle driving conditions, Use the light intensity sensed by the sensor to adjust the screen brightnessHigh touch screen with high display resolution, Designed with ABS+PC high temperature resistant material, Three languages switch between Chinese, Chinese and English, with the car, automatic sleep function when parkingMain function and alarm function: Vehicle speed, time, voltage, altitude display, heading angle, number of satellites, compass display, driving time, driving mileage, mileage display, Overspeed alarm, altitude alarm.Product description:The multi-function display instrument, through the GPS/Beidou dual-channel module to the satelliteObtaining data, dual-signal stability and other advantages, common to all on the marketIt is a must-have artifact for self-driving enthusiasts.Product parameters:Vehicle Multifunctional Intelligent Pitch angle: -40~ +40Roll angle: -40~ +40GPS data refresh rate: 1 sWireless transmission frequency: 2.4GHzGPSSpeed accuracy: Less than 0.36Km/hGPSVoltage measurement range: DC11.5V ~ 30VVoltage measurement accuracy: 0.5VWorking temperature: -40~+80Cold time: 3 (average)Hot time: 1 s (average)Material: ABScolour: blackPackage Contents:1 x C20-F vehicle-mounted multi-function intelligent instrumentOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.