Ceiling indirect lighting: Our aluminum crown molding channel hides the LED strip inside the channel, delivering clean, spot illumination of plasterboard lines to create a warm home ambience. Aluminum channel: The skirting channel is made of sturdy aluminum alloy, offering oxidation resistance and reduced risk of rust. It uses a transparent lampshade, unlike traditional gypsum lines that yellow and crack over time. Flush plastered: Recessed LED ceiling decorative channel mounts flush to the edge of walls and ceilings. The LED diffuser is fixed in place with the supplied screws and then embedded in the strip for a seamless finish. Versatile modelling trim: Suitable for ceilings and wall edges. Please select LED light width ≤ 20 mm (3/4') to ensure easy diffusion of soft light and avoid harsh LED effects. Note: LED light not included. Use scenarios Living room indirect lighting along cove or perimeter to create a cozy atmosphere. Hallways or corridors for edge lighting that guides movement with low, soft illumination. Bedrooms or home offices as accent lighting to define ceilings and wall transitions with gentle light.