LED Bulbs 1,material:PC+aluminum. 2,power:3W 3,LM:210mm 4CE&ROHS certificate LED bulbs 1,garantee time :at least 3-5years .2,diameter:60x110mm.3,lifespan:50000h .4,90% enersy saving and eco-friendly.5,it is suit for Decoration use, Indoor lighting, Landscape lighting, Corridor lighting, building outline , supporting ornament and so on.