The aluminum extrusion of light shell, modern design, low power consumption and energy saving. The design has convenient installation, operation and maintenance also provided long life time usage. This is the perfect solution for premium class indoor lighting with seamless glare eliminating shade, accurate beam control or diffused lenses for smooth lighting and excellent color mixing. LED linear downlight different lighting levels are used to create a balanced effect throughout the space, contrast, mood and drama. Idea for department store, household, fashion, modern office, conference room, over kitchen counters, etc.