Description :E27 5W Auto PIR Infrared Motion Sensor Detection LED Bulb Lamp 85-265 V Type: LED PIR Globe Bulb Connector: E27 Wattage: 5 W Voltage: AC85-265 V Color: Sliver Light Color: White (6000-6500k) / Warm White (3000-3200k) Light Source: SMD 5730LED Quantity: 36 Lumens (Lm): 3600 Lm Beam Angle: 180 Degree Detection Range : 5m Detection Angle: about 120 degree Dimension: 111mm x 58mm Certification: CERo HSBody temperature: 60 Feature: Auto PIR motion detection for light on/off High sensitivity, high light & low consumption Suitable for corridor, pathway, stair, garden, yard, etc Operation instruction :1. Bulb can be installed near stair, better to let bulb head turn to exit/entrance 2. The bulb should be keep far away from heater, air condition, fridge, stove, such places which temperature is high & sensitive (over absolute zero degree object will probably make bulb light up 3. Do not put any shield, furniture, or big object around the bulb 4. Do not install bulb near gate or airway Work principle: Smart body sensor PIR bulb, when person gets in sense range, bulb will light up & auto light off after 1 minutewhen person leaves; also it will not light up in the day, only work in dark environment or at night Trouble removal :1. When install it, it will auto light up & off, occasionally it can auto light up.2. If it auto light up every 8s & light off every 30s & it repeats that, now you should check whether theres person or animal moving around it, or can take the bulb to another ro