RAYHOO E12 6W Dusk to Dawn Sensor Light Bulbs,550 Lumens, Auto On/Off Indoor Outdoor Security Light for Garage, Hallway, Yard, 3000K Warm White 2-Pack NOTE: PLEASE Make sure the distance between 2 dusk to dawn light bulbs is more than one meters or they will be interfered by each other resulting not working or flickering. ---Output Power: 6W; Input Voltage: AC85-265V; Warm White 3000K; Luminous: 550lm; Lamp Base:E12/B11; Package Content: 2 x RAYHOO Dusk to Dawn Sensor Light Bulbs. One year warranty, Please contact Rayhoo if the light has any problem, we will help to solve your problem. Auto on/off--With built-in light sensor, which will detect the light intensity, lights up automatically at night, goes off during the day. Just install, no need to turn on/off the light physically. LONG LIFE: This dusk till dawn light bulb is made of plastic mask according to the LED chip unique cooling requirements thus ensuring long life. Energy Saving--6W dusk to dawn LED bulb can replace a 60 watt incandescent light bulb. Save up to 85% on electricity bill. EASY INSTALLATION: The dawn to dusk sensor Light bulb will fit into any regular E26/27 bulb socket. It does not require additional features or fixtures.