This microwave motion sensor reflects the latest development in interior lighting technology and provides close to zero energy wastage Adjustable function enabled with time delay, sensitivity, and light setting. Quick response time, Higher accuracy than PIR, doesn't affect temperature, wide range, and can detect outside glass or other thin materials. Can be used with lamps, incandescent lamps (bulbs), old-fashioned fluorescent lamps, electronic fluorescent ring lamps, spotlights, small electrical appliances, and all other appliances Our products adopt the most advanced imported internal sensor and circuit. When pedestrians enter the sensing range light will start automatically (light on), when they leave light will delay and shut down automatically Easy to install and simple to use