Specifications:

• Number of beams: 2
• Light-source: Infrared digital pulse
• Response speed: 50-700m/s
• Alarm output-normal: Normal close and normal open(NC&NO), contact point capacity, AC/DC30V 0.5mA Max
• Operating voltage: DC 13.8—24V, AC 11-18V
• Operating temperature: -25°C—55°C
• Operating humidity : 5%—95% (RH) 
• Tamper output: contact point output NC,capacity DC 24V 0.5Amax
• Horizontal angle adjustable: 180°(±90°)
• Vertical angle adjustable: 20°±10°