首页>
外国专利>
Red light digital seconds display for traffic light, displays in seconds, as soon as red light appears, how long red light phase lasts, so that driver can see whether switching off of car is worth
Red light digital seconds display for traffic light, displays in seconds, as soon as red light appears, how long red light phase lasts, so that driver can see whether switching off of car is worth
The display displays in seconds, as soon as red light appears, how long the red light phase lasts, so that driver can see whether switching off of a car is worth.
展开▼