... hole size:90mm 4.Certification:CE,RoHs white 6w cob downlight Input VoltageAC85V/265VPower Consumption6wQuantity ... of LED6pcsx1w LEDCircuit ProtectionOver-Current Protection, Short-Circuit ProtectionOver-Voltage Protection High Voltage Surges ProtectionOperating ... Tick,UL,CUL,FCC,PSEwarranty3 yearsLight Color Warm White, Neutral White, Cool WhiteColor Temperature 2,500-3,500K ...