Sengled SSA19ND827-P2 is a smart LED light bulb that provides motion-sensing illumination for enhanced security and convenience. With a built-in motion sensor, it automatically turns on when movement is detected within a 30-feet range, providing bright light for 90 seconds before turning off. This energy-efficient bulb operates on a standard E26 socket and features a soft white light with a color temperature of 2700K.