... within the detection range, then load-light is automatical PIR sensor can detect the infrared rays released by human body motion ... ) Voltage: 230V AC, 50Hz2) Load wattage: max. 1,000W incandescent bulb or max. 300W fluorescent bulb3) Detection distance: 10m, 12m, 14m4 ... for use in staircases, corridors, rest rooms and garages. PIR sensor, PIR switch, sensor switch, PIR, sensor, switch.