This advanced 15W LED ceiling light from ExtraStar features a PIR infrared motion sensor and dusk-to-dawn functionality. It activates instantly when motion is detected up to 8 meters (26 feet) away and includes a 30-second delay after inactivity. With a lifespan of up to 25,000 hours, it offers significant energy savings, equivalent to a 120W incandescent bulb and saving over 80% on electricity costs. The light uses high-quality 2835 LED SMD chips, providing 1200 lumens of bright, cold light, making it brighter than many comparable lights. Constructed from durable PVC and acrylic, it ensures long-term reliability. The uniform, glare-free illumination is designed for eye comfort and is ideal for various residential and commercial spaces including hallways, bedrooms, offices, and stairways.