Effective Detection Range : 0...4m
Reflector Distance : 0.05 ... 4 m
Threshold detection range : 5.5 m
Light source : LED
Light Type : modulated visible red light , 640 nm
Diameter of the light spot : approx 200mm at 5.5m
Optical Face : Frontal
Compact, light weight and composed of 3 melodiesFront LED lighted when operating the buzzerExcellent attachment due to the panel typeLow power consumption