This document describes an IP65 waterproof LED downlight. It features a Samsung LED source, 90-100 lumens per watt output, a die cast aluminum housing for heat dissipation, an isolated constant current driver with power factor over 0.9 and efficiency over 88%, and IP65 waterproof rating, making it suitable for bathrooms and outdoor use. It comes with a 3 year warranty and is available in round or square shapes in various wattages.