SECO-LARM E-960-D190Q ENFORCER Twin Photobeam Detectors with Laser Beam Alignment, 190' (60m) Outdoor/390' (120m) Indoor Sensing Range, Non-polarized Power Onputs, Pack of 1 Including 2 Detectors Key Features Built-in laser beam alignment system speeds accurate, reliable positioning Twin infrared be...

Ensure the safety of your property by adding this perimeter-style photobeam sensor to your security system. The sensor has a built-in laser beam alignment system that speeds accurate, reliable positioning.