... 60Hz , Power: 10W*1,CRI>90 PF>95%, FAQ: 1.What is COB ?Chip-on Board, or COB, refers to the semiconductor ... its performance as a result of theshorter interconnection paths.2. What is COB Advantage ?1) Reduced space requirements;2) Reduced cost;3 ... YearsCertificationCE, RoHS, ApplicationShopping malls,Conference rooms, show windows, Office, Hotels,Furniture, clothing, jewelry, etcWe also have 3,5,7,9,10 ...