The 4lite 150w LED High Bay With Microwave Sensor - 4000K (Cool White). A brand new OEM industrial type High Bay fitting designed for use in factories, warehouses, aircraft hangers and many more similar applications which require an IP65 rated fitting. This particular version of the 22,000 lumens LED high bay is equipped with Microwave Sensor which automatically switches off after the duration of choice to reduce energy wastage.