Applied to multiple lighting applications: the ceiling spotlight fixture is ideal for creating soft and comfortable atmosphere in bedroom, kitchen, bathroom, sofa, hospitality, shop, bar and etc. Lampshade are made of aluminum mixed materials, so it is very light, with excellent heat dissipation and continuous use throughout the day. Up to 50,000 hours of service life. It's too simple, first screw the H-Rail Tracks, secondly connect the wires, then plug in the lamp head,finally turn on the switch to get the brightness.