4W led ceiling spot light UL approved: 1.CE,RoHS,SAA,UL approved 2.EDISON chip 3.Isolated driver 4.MR16,GU10 ... . 4w led spot light UL approved:Specification:1>Input voltage:AC100-240 for GU10 MR162 ... terms:1>All of it with CE,RoHS,FCC,SAA,UL certificate2>Our monthly capacity of LED spot light is ... museum, and entertainment place, etc. 4w led ceiling spot light UL approved