... : 10W LED Track light (2 wire),Website:http://www.cobleddownlight.com, white and black finished option. 1) LEDs chip: CITIZEN COB LED, ... º /38ºφ102*L145Application installationFAQ1.How many days for led track light sample?Sample can be delivered in 3-5 working ... What kind color temperature for recessed 10w led track light?2700K,3000K,4000K,5000K,3. Do LED track light need a transformer?Yes, it ...