Different from these simple Lamp holder, our product are euipped with infrared sensor, it can automatic bulb on when detected someone near. Easy and fast to install. Widely used as street lamp, outdoor, corridoor, etc. Feature - Made of plastic and copper material, sturdy, safe and durable in use. - Equipped with high sensitivity infrared sensor, automatic bulb on when detected someone near. - Adjustable ambient brightness(5-300Lux) and lighting time(300-10Second) set. - Widely used as street lamp, outdoor, corridoor, etc. Specification - Color: White. - Material: PC PBT+Copper. - Size: 11.50X5.60X5.60cm/4.52X2.20X2.20in - Detection Range: 360 Degree. - Power Source: 100- / . - Power Frequency: 50/60Hz. - Rated Load: < Max. . - Detection Distance: 6m max (< degree centigrade). - Time-Delay: min.10sec±3sec. .300sec±60sec. - Ambient Light: 3-2000LUX (adjustable). - Working Temperature: -20^+40 degree centigrade. - Installation Height: 2m-3.5m. Warm Tip: Dear buyer, Due to lighting effect, 's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 1 x Lamp Holder