Docooler&reg; E27 5/7/9W White/Warm White 18 LEDs 800LM LED PIR Human Motion Light Sensor Bulb Isolated Constant Current Driver Lamp Indoor Use Adopting human motion infrared and light sensing technology, energy-saving and environmental friendly. The light will turn on automatically when human motion is detected in a dark condition. Easy to install the bulb as the ordinary incandescent bulbs in a few seconds, no tools required. It can be used in a wide range of places such as bedroom, baby room, pathway, bathroom. The product adopts human infrared technology and light sensing technology, economic and practical, so it is perfect for indoor use.