Sylvania ultra LED motion sensor PAR38 lamp detects motion and illuminates. The built-in motion sensor has a flood (40 deg) angle of sensing, with a range of 10 to 15 ft. The lamp turns on when it detects movement and stays on for 90 s then turns off when movement is no longer detected. The LED motion sensor PAR38 is ideal for illuminating driveways, back yards, parking lots and porches without the need to physically turn on the light switch. The bulb can also be used for security and safety purposes when an area is hazardous without any lighting. These 11.5 W lamps deliver 1050 Lumens with a color temperature of warm white 3000 K and a long-rated life of 25,000 hr (L70).