The new SL-200QDM includes even more features to protect against false and missed alarms caused by mis-alignment and environmental issues. With 200ft. of outdoor detection range and 4-channel beam frequency selection, the QDM model is perfect for high security perimeter applications.
Sunshine Protection Technology - The SL Series has triple layer construction to allow for better performance against external light sources. (The sun, car headlights, mercury-vapor lamps and fluorescent lights)
Main Features
High power Quad beams with high grade aspherical lenses
