SpecificationType of productsLED DownlightModelXM-DL-12*2WBase TypeNOLED NameTaiwan Helios Crew LEDLED Q'ty12pcsHeat Sink MaterialPure AluminumDrive Current[mA]550 mAInput Voltage [V]85-265VFrequency range [Hz]47-63 HZWattage or power [W]12*2WOne LED Consumption [ W]2Total LED Consumption [ W]24WPower Factor(PF)>0.6Power Efficiency [%]60%Power supply internal or externalexternalLamp's Efficiency ( %)80%LED Luminous Efficiency [lm/w]100-107 lm / W (Pure White); 75-90 lm / W (Warm White)luminous flux [lm]1200-1400 lm (WW) 1600-1700 lm (PW)Color TemperaturePure White: 5300-5700K; Warm White: 2800-3300KColor rendering index>75Working Temperature [ ° C]–30-40° CWorking Humidity [ % RH]10-90% RHStorage Temperature [ ° C]10-85 ° CCertificatesCE & RoHS