... 2800-6500K 180 Lumens 4,Lifespan:50000hrs 3W LED Crystal Ceiling Light Features:a) Easy to install, a perfect ... and electric wave resistant. e) High luminous intensity, low light degradation. f) Special circuit design, each LED works separately ... warranty. Applications: a) Residential lighting. b) Architectural lighting, decorative lighting. c) Indoor commercial lighting in shopping malls, hotels, ...