Feature: Auto PIR motion detection for light on/off Durable and energy-saving High sensitivity, high light and low consumption Suitable for corridor, pathway, stair, garden, yard, etc Specification: Lighting Color: White Color Temperature: White:6000k-6500k Connector type: E27 Detection range: ≤ 5M Detection angle: About 120° Power: 5W/7W/9W/12W Voltage: AC200V-240V Work Principle: Smart body sensor PIR bulb, when person gets in sense range, bulb will light up and auto light off after 30s when 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 and off, occasionally it can auto light up, the reason may be there's animal moving or bulb turns to hot place, or install angle is not correct 2.If it auto light up every 8s and light off every 30s and it repeats that, now you should check whether there's person or animal moving around it, or can take the bulb to another room for checking.