Outdoor Weather Resistant This motion activated outdoor light fixtures are made of heavy-duty aluminum and high-strength glass shades that have passed rigorous waterproof testing and can withstand any weather conditions such as cloudy days, heavy rain, snow, ice and high temperatures, making them ideal for long-term use in any harsh outdoor environment. UL Listed E26 Bulb Socket The bulb sockets for these dusk to dawn motion sensor porch lights are UL listed and compatible with any standard E26 base bulb, but please note that incandescent or dimmable LED bulbs should be used for good compatibility with the wall sconces to avoid flickering issues. (Bulbs not included) Three Lighting Modes The white outdoor wall lantern features 3 lighting modes. Removing the knob and cover on top of the sensor allows you to toggle the switch to the mode. .High Mode: 30% brightness at night, 100% light once motion is detected, revert to 30% brightness without movement. .Low Mode: Full off at night, 100% light once motion is detected, revert to full off brightness without movement.