... ) LEDs chip: Original CREE, CITIZEN and LUSTROUS COB LED, 2) Guide rail length can be customized, general ... CCT , 2700K, 3000K, 4000K, 5000K,Specification Model LED Lumen Power Input Voltage (V) Beam Angle Size (mm) QD ... . 2. Do your Qiled LED track light has agent in USA, AU, EU country? No, we are ... seeking agent in the world. 3. How long do LED track light last? LED ...