Enjoy bug-free summer evenings with Bluex Bulbs 2 Pack LED Dusk to Dawn A19 Bug Light Bulbs. These bulbs feature an automatic sensor that detects when it gets dark and lights up automatically at night, and goes off during the day. Easy to install, simply screw in the bulb and turn the switch to on. The yellow orange 2000K, 500 lumens give off a cozy yellow light, while repelling bugs and mosquitos. Solray LED's provide turn on instantly in dark with energy-efficient flicker-free, natural light that won't degrade over time. Save energy with these bulbs, as they use only 6W of electricity while giving off 500 lumens equivalent of 40 watt incandescent bulb. Enjoy bug-free summer evenings with Bluex Bulbs 2 Pack LED Dusk to Dawn A19 Bug Light Bulbs.