?Upgrade to Light Sensor Lighting?No need to install a photocell sensor, you just need to install this bulb to realize the function of automatic light off at dawn and light on at dusk.

?Dusk to Dawn Auto On/Off Bulb?These light sensing bulbs are very easy to use, equipped with advanced built-in photocell sensors, all you need to do is to turn on the power switch and they will automatically light up at dusk and turn off at dawn.

?Ultra High Brightness?Outdoor dusk to dawn bulbs provide you with 1100lm, 5000k daylight with the same ultra-high brightness illumination as the midday sun.

?Easy Installation?The bulb comes with a standard E26 medium-sized screw-in socket, you just need to screw on the fixed fixture, no need to split the direction, turn on the switch and it will work properly.

?Wide Application?A19 LED bulb shape is designed for use in garages, patios, driveways, doorways, basements, hallways, gardens, and anywhere indoor or outdoor where automatic lighting is needed.