Automatic Road Barriers Bollards are the simplest forms of successful traffic management systems. They are used for vehicle access control at entrances and tolls, as controls for monitoring vehicle occupancy and for counting vehicles in parking garages.Continuous adjustment of frequency drifts because of changing temperature and humidity.High noise immunity due to frequency adjustment and oversampling.

Automatic Road Barriers Bollards are the simplest forms of successful traffic management systems. They are used for vehicle access control at entrances and tolls, as controls for monitoring vehicle occupancy and for counting vehicles in parking garages.Continuous adjustment of frequency drifts because of changing temperature and humidity.High noise immunity due to frequency adjustment and oversampling.