FeaturesAdjustable sensitivity and immunity to RFI signals to prevent false triggeringProvides test and continuous modes, test mode simulates automatic operation with short delayed OFF time for easy adjustments, continuous mode enables manual override for constant "lights ON" operation (when used with standard ON/OFF switch)Water resistant housing for reliable, long term performance1/2 in threaded nipple for use with standard NEMA weather proof fixture fittingWhen mounted at 10 ft H, the sensor has a range of 50 ftImpact resistance