The 18W Recessed Round LED Downlight Mini Panel offers an ultra-thin, energy-efficient design that is perfect for recessed ceiling installations. It has a 220mm diameter with a 205mm hole size and provides a 4000K daylight color temperature. This LED panel boasts 90 lumens per watt for bright, efficient illumination with a 120-degree beam angle. It has a long lifespan of 20,000 hours, ensuring minimal degradation (less than 0.1% per 1000 hours). This downlight is ideal for a variety of spaces, including dining rooms, living rooms, hallways, kitchens, offices, hospitals, and more. It comes with a 2-year warranty and meets CE/ROHS certifications. This non-dimmable light operates within a temperature range of -20°C to +50°C. Typical applications include general lighting in public areas, stairways, corridors, foyers, and shops.