Surface or concealed mounting: Assemble the strip by directly fixing the LED channels in place with screws; use a seam sealer (not included) for a seamless appearance. Aluminum LED lighting channel covers: The aluminum channel system keeps LEDs cooler and extends their lifespan compared to traditional gypsum wiring. Milky-white lighting strip track: Features a light diffuser molding with a special hidden structure to spread soft light evenly; metal material technology enhances strip ion. LEDs not included: Compatible with LEDs up to 8 mm (1/4 inch) in width; the lampshade cover s against and extends replacement intervals. Very suitable for recessed/surface mounting to tie-in furniture, under cabinet,shelves,balconies, drywall, living room, hotel, wooden partitions, shopping mall etc.