... )Factory,2/3years warranty New diamond cup 6" cob high power 18w led downlight dimmable 1,Material:Aluminum,car/die-casting aluminum lamp ... surface oxidation 2,Light source:all use high power LED which is low-light failure with high brightness as a light source,to ensure ... energy than incandescent lamp 5,Environment friendly.no UV no infrared radiation,no risk of mercury emission Data Sheet: Brand Name ...