Features: Applicable to domestic car series, Asian car series, American car series and European car series, Equipped with high-precision GPS + Beidou dual-channel module Fully automatic monitoring of vehicle driving conditions, Use the light intensity sensed by the light source sensor to adjust the screen brightness High sensitive touch screen with high display resolution, Designed with ABS+PC high temperature resistant material, Three languages switch between Chinese, Traditional Chinese and English Start with the car, automatic sleep function when parking Main function and alarm function: Driving recorder, camera, video playback, roll angle, pitch angle, speed, time, latitude and longitude, compass, altitude display. Voltage, heading angle, number of satellites, driving time, mileage display. Roll angle danger alarm, pitch angle danger alarm, overspeed alarm, altitude alarm. product description: This product is a combination of slope meter, HUD head-up display, motorcycle Multi-data multi-function display instruments such as car recorders, through GPS/Beidou The dual-channel module obtains data from the satellite, has the advantages of dual-signal stability, and is universal In all models on the market, it is a must-have artifact for motorcycle enthusiasts. Product parameters motorcycle driving recorder Pitch angle: -40~ +40 Roll angle: -40~ +40 GPS data refresh rate: 1 s Wireless transmission frequency: 2.4GHzGPS Speed accuracy: Less than 0.36Km/hGPS Voltage measurement range: DC11.5V ~ 30V Voltage measurement accuracy: 0.5V Working temperature: -40~+80 Cold start time: 32s (average) Hot start time: 1 s (average) Material: ABS colour: black Package Contents: 1 x C20-M motorcycle tachograph(128G) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.