12v 50W Retail shop halogen track lighting 1.Material:die-casting aluminium 2.AR111 ... halide track light, shop light, track lighting, track spot light, commercial lighting, interior lighting, indoor lighting, interior light, commercial light, halogen ... for shops, exhibition hall, etc... Polar Diagram:Sketch:Reference pictures:. 12v 50W QR111 professional retail shop halogen track lighting fixture