track lights is a flexible system, where the fittings are attached to a alluminium chanel. the fittings are conected by a adabter to this chanel. the electricity is caries by these alluminium chanels though copper solid wires inserted withtin. thus no technician is required for installing or disconecting the fitting. thus helps the showroom managers to have a flexibility in thier lighting design as and when they require. these are used a lot in areas like showroom display windoes over maniquines, art galaries, furnishing stores, highliting products horizontally.