Surface Mount Ceiling PIR Presence Detector Flush mounting. 360degree ceiling flush mount PIR presence detector. 6m diameter (3m radius) detection range at 2.5m mounting height. No creep zone - maximum coverage. Light ON time adjustable from 5 seconds to 18 minutes. Manual ON/OFF override. IP44 weatherproof rating (also suitable for outdoor use). Adjustable light level control. Total PIR switching: 2000W (e.g. 20x 100W GLS) incandescent or halogen, 500W Fluorescent/low energy, 250w LED, 75W fan. Not suitable for discharge lighting.