Safety first --- only focus on your driving, and you can read the speed clearly through the numbers without having to bow your head; This machine is simply displayed to you directly from any angle you set. It does not need to look hard, which may cause distractions or even accidents. New driving experience -- 10 interfaces, free switching, LCD instrument, fault code clearing, data flow reading; 2. The adjustable bracket is used for installation, which is installed on the instrument panel or pasted on the windshield. It is easy to operate and non-destructive installation. Must have --- if you don't want your driving record to have points or a speeding ticket of hundreds of dollars; If you are on the main expressway, you really want to know your driving speed; If your wife is worried and wants to see that you are not driving as fast as she thinks; Or, if you want to solve the problem that you never know your driving speed, this speedometer fully meets your needs. More comfortable driving --- the environment light is blue when driving normally (the brightness is automatically adjusted according to the environment); In case of abnormal driving such as overspeed, the environment light will turn red to give an alarm. More smooth and stable - ordinary instruments only have OBD mode, while our dual mode is OBD+GPS. By default, OBD+GPS functions are displayed at the same time, and data display is more abundant. The OBD system can read more than 100 kinds of data in the vehicle. If the vehicle does not have OBD2 protocol, only the GPS function will be displayed.