• 79 GHz • Convenient for installation and maintenance with little manual laborand short labor-hour • Advanced signal processing technology to detect the pedestrianand vehicle reliably with low false alarm rate, effectively avoiding the arm of the barrier gate falling down when there is vehicle or pedestrianpassing • RS-485 communication with more reliable signal and longer communication distance • Recognizesbackground automatically • Strong environmental adaptabilitywithout influence of the illumination, dust, rain, snow, etc. towards the detection performance