5W PIR Infrared Motion Detection Sensor & Light Sensor White LED Bulb with Flexible Tube & US Plug Very bright light, actual power consumption up to 5W. Suitable for home bedroom, household corridor, veranda, home balcony, toilets, underground parking lot, office & shop, etc. Automatically turn on if the infrared detector or sound detector detects changes such as when someone walks into its area of detection. With a photosensitive internal switch that only allows the light to be activated on when the ambient light is low or dark. The light will last for about 30-60 seconds after the infrared detection ceases.If customers received non-working bulb, please kindly seller for solution, we will offer free replacement if the bulb is confirmed defective.