Amazon.com : Seco-Larm E-9660-8B25 IR Curtain Sensors for Indoor/Outdoor Access Control with 8 Photoelectric Beams, Up to 25ft Outdoor and 50ft Indoor Range, NO/NC Relay Output and LED Alignment Indicator : Motion
Amazon.com : Seco-Larm E-9660-8B25 IR Curtain Sensors for Indoor/Outdoor Access Control with 8 Photoelectric Beams, Up to 25ft Outdoor and 50ft Indoor Range, NO/NC Relay Output and LED Alignment Indicator : Motion