【3 Lighting Modes】- This outdoor wall lights for house is equipped with topping PIR motion sensor and IC lighting sensor technology. 1.PC Mode: turns on at dusk and off at dawn automatically, regardless of the presence of motion. 2.Auto Mode: When motion is detected at dusk, auto turn on 100% brightness, auto-off after the preset time(20-180 seconds) without detecting the motion. The original setting time is (20 seconds).The operating temperature is -7°F ~95°F. 3.TEST Mode: When powered on, the light remains on both day and night.Other function is out of work.