Radar Motion Sensor Light Bulbs, 5000K Daylight A21 E26 Base 15W(100W Equivalent)1500Lm, Outdoor Motion Light Bulbs Dusk to Dawn Photocell Sensor Auto on/Off for Front Door, Garden, Roadside(2Pack)

【Radar motion sensor】The motion sensor light bulb were triggered when an object moving across its sensing range-such as people, animals and cars-it automatically turns on. And turn off after 17s±3 that the object leaves.
【Dusk to dawn sensor】: The motion sensor light bulbs built-in light sensor, only lights up when the ambient light is dark, avoids unnecessary work during the day or when the ambient light is bright.
【Energy-Saving】This radar sensor bulb with dual sensors, it will only turn on at night(or the ambient light is dark) when someone approaches, saving energy up to 90% and reduce your electric bill.When turning on the switch for the first time in the daytime, the bulb will be turned on. Please don't worry,this is normal, after about 17s±3, the bulb will work normally.More imortantly, please always leave the switch on.
【Easy installation】The A21 bulb with E26 base can be used anywhere you like. Simply screw it in an E26 socket, turn on the switch, then it works. Do not use this motion sensor outdoor light with a switch with touch sensor,infrared sensor,voice and light control functions.
【Wide application】Put motion sensor outdoor light bulbs in the porch, front door, roadside, garage, garden, courtyard, etc. They also fit for enclosed airtight fixture.