The product adopts good sensitivity detector and integrated circuit, which is easy to install and can be used widely. It has many functions like automarism, convenience and safety, saving-energy and practicality. It utilizes the infrared energy from human as control-signal source. When people enter the detection field, it can start the load at once. And it can identify day and night automatically. Features: Easy to install and can be used widely. Automatism, convenience and safety, saving-energy and practicality. Utilize the infrared energy from human as control-signal source. High sensitivity and low consumption. Auto PIR motion detection for light on/off. Identify day and night automatically. Start the load at once when people enter detection field. Specifications: Color: White Detection range: 360 Detection distance: 6m Max Time-delay: Min.10sec+/-10sec Max.5min+/-1min (adjustable) Power source: 100-240V/AC Power frequency: 50/60Hz Rated load: 60W Max. E27 Ambient light: 10-2000LUX (adjustable) Installation height: 2m-3.5m Item weight: 60g / 2.12oz Item size: 12.5 * 6.5cm / 4.92 * 2.56in Package weight: 110g / 3.88ounces Package size: 15 * 7 * 6.5cm / 5.9 * 2.75 * 2.56in Package List: 1 * Infrared Motion Sensor Holder Note: When testing in daylight, please turn LUX knob to SUN position, otherwise the sensor lamp would not work.