AAS Wireless Active Photoelectric Beam Motion Detector

These matched pair of Wireless Active Photoelectric Motion Detectors are weatherproof indoor/outdoor hi-tech motion detectors providing up to ninety feet of perimeter coverage. Perfect for protecting long and multi-paneled windows, balconys,entrances, driveways and more. Can take the place of window sensors,glass break detectors and area motion detectors. Attractive in appearance, quality construction