Smart Built-in PIR Motion Sensor: Equipped with PIR infrared sensor at the tip of the sensor bulbs, lights on automatically with a 120-degree detection angle and 4m/13 FT range.
Please notice that this smart PIR LED bulbs can not work within the clear glass fixture, because it will reduce the radius of motion detection
Energy Saving: Lights automatic on within less than 25Lux light intensity, and automatic off after the motion ceased or disappeared about 60 seconds. Light is only on when someone is nearby which only works in dark, energy saving, environment protecting, and over 50000 hours long lifespan
Ideal for: Motion activated LED bulbs work safely and steadily. Suitable for indoor/outdoor. Ideal for home, hotel, basement, toilet, storage room, garage, front door, stairs, closet, corridor, hallway etc.