COB led downlight lamp: 1.0 - 100% dimmer range,no buzz or ... . Manufacturer direct sell; 3. SAA C-tick CE Rohs. LSM Dimmable led downlight with SAA122351 , SAA122352EA : 100 - 240V driver includedInput Voltage AC85 ... Certificate CE, RoHS,SAA,C-tickWarranty 3 years Optical Data :Light Color Warm White, Natural White, Cool WhiteColor Temperature 2700-3000K ...