HIKVISION PHOTO BEAM 2LAMP

Special filters and circuit, anti-glare interference;
Lighting protection circuit design 
Infrared beams :two-beams 40m : 65mA max
Response speed :50-700m/sec
Alarm output :1C contact output:contact capacity DC30V/0.5A MAX
Power, voltage :DC13.8V-24V AC11V-18V