... install,80000h lifetimes . 4.3 years warranty,no dazzling 15W COB Led Downlight Specificationsled cob Downlight, Recessed Downlight , 100lm/W, ... CRI>90 PF>95%, FAQ: 1.What is COB ?Chip-on Board, or COB, refers to the semiconductor assembly ... . Driver : External driver, waterproof, IP65. Model NumberSD-DL-15W Product PictureAs shown Brand SundrinLight SourceHigh Power LEDLED ChipEpistar (Taiwan ...