Comprised of high impact resistant polycarbonate housing and boasting an impact Rating of IK09 this Robus fitting has a high efficiency pro-diffuser that allows maximum light transmission provides low glare and creates even light distribution. It utilises high quality long life SMD technology providing 650 lumens using only 7.5W of power. High efficacy of 91lm/W lends itself to a wide operating ambient temperature range of -20 degrees to 35 degrees with microwave sensor max detection range of 12m and max mounting height of 3m. Suitable for use in retail shops public buildings communal areas sports centres stairwells corridors walkways it is a perfect LED replacement for 16W 2D fluorescent fittings. Adjustable time delay of 5sec to 20min. Suitable for 24/7 use