Smooth and smart lighting. This kit of ceiling lighting tracks in black includes four cylinder spotlights, two 1-ether tracks and a power supply unit that sits between two tracks. Endless possibilities: • Become your own lighting designer • Fully customizable • Flexible design • Made for ceilings or walls. • Control it your way • Create a personal experience with colorful smart lighting • Access all smart functions with the Hue Bridge • Create the right mood with warm white to cool white light