led track light 1-6w high power smd led 2-aluminium cover 3-50,000 hours ... Beam angle: 15 to 120° (optional) Light distribution: clear, faceted, frosted lens Connection: round/3 wires/4 wires base for options ... light source: adopts American original encapsulated Cree light source, high light efficiency, low brightness degradation, pure light Good color rendering index: adopts ...