persons or objects moving towards the sensor are detected best power supply220-240VAC 100-130VACpower frequency50/60HzInstallation sit indoors, ceiling mountingHF system 5.8GHz CW radar,ISM bandtransmission power<10mWrated load:1200W(220-240VAC) 600W(100-130VAC)detection angle360°reach:3-10mradii., adjustabletime setting8sec to 12minlight control2~2000LUXpower consumptionapprox.0.9W