... of home and building automation products, which includes dimmer actuator, switch actuator, shutter actuator, power supply, protocol gateway, detector/sensor, ... user interface, etc. Product Features:Threshold function.Illumination Measurement Range: 1 lux ~ 65535 luxMovement Measurement Range: high sensitivity area (4m~5m ... of our K-BUS series products. KNX - Brightness & Motion Detector (2 in 1)