Gs-ec190-10w/r specification 1íóintroduction: The elaborately designed heat-sinking can spread the heat generated by the led efficiently and rapidly, and ensures the lifetime of the lamp.ú¼the viewing angle can be changed, the whole light, made of the aluminum alloy with white painting, makes its outlook outstanding, beautiful, and novel. 2íóapplication: Indoor decoration lighting; 3íófeaturesú¦ 3.1 having the inventive intellectual patent for light source: linear led light source, which is integral and different to the point light source; 3.2 viewing angle can be changed; 3.3 excellent energy-saving; 3.4 long lifetime: 30000híú 3.5 green and environment-friendly, energy-saving; Power frequency 50hz~60hz Input power Arpund 11.8w Led power Aroun 10w Total luminous flux of the leds Pure white 500lm~600lm Warm white 400lm~500lm Viewing angle 150íp Cct Pure white 5000k~6500k Warm white 2700k~3860k Power factor ú+90% Efficiency indication ú+85% Lifetime ¿r30000h Rated luminous decay ín30% Dimension í=190mmx172mm Inner packing(l/w/h) 195mm*195mm*185mm Outer packing(l/w/h) 395mm*395mm*560mm Weight ín1155.5g Ceiling open size í=175 Rotation angle 45íp Ingress protection Ip44(indoor) Package: Inner packing:box/piece. Pe bag/piece. Outer packing::carton/12pieces