Dusk to Dawn auto turn on: Dusk to dawnsensorlightbulbautomatically with photosensor, auto turn on in the evening and off in daytime. This LED G45 light bulb, autolight sensor bulb is ideal for lighting wherever need some light when it becomes dark without the need to physically switch on
Saving and Excellent Performance: Up to 85% in energy saving. 5W E27 LED sensor light bulb for 40watt incandescent light equivalent. With 400 lumen of warm white 3000K Give off a cozy and warm illumination, which provide you a nice relaxing feeling.
Wide applications: with standard size Dia45*H80mm of G45 and E27 medium screw candelabra base, perfect for industrial, commercial and residential applications.