PIR motion sensor stair light is made of fireproof PC material, which will auto turn on the light when it detects human activity in the range of 4m (13.12ft). It fits well with smart life in your modern house. A must have in smart life! Features: Built in PIR motion sensor, the light will auto turn on when it detects human activity in the range of 4m (13.12ft). LED lamp provides bright and not dazzling 6500K white light. No fear in dark environments. Low power consumption of 1W, more energy-saving, with long lifespan. Neutral and live line wired, easy to be installed on the wall of the stairway. 86x86mm standard size, concise appearance, fits well with smart life in modern home. Note: 1. Please cut off power before installation. 2. Size and color may be slightly different due to manual measurement and different lighting conditions. Thanks for understanding. Specifications: Color: White Material: Fireproof PC Standard: EU Standard Wiring Method: N, L Voltage: AC 220V, 50/60Hz Power: 1W PIR Sensing Distance: 4m / 13.12ft Light Color: White Color Temperature: 6500K Item Size: 86 * 86mm / 3.386 * 3.386in Item Weight: 50g / 1.77oz Package Size: 9.3 * 9.3 * 4.5cm / 3.66 * 3.66 * 1.77in Package Weight: 75g / 2.63oz Package List: 1 * PIR Sensor Stair Light 2 * Screw