... RoHS approval 3.Good heat dissipation 4.90% Energy saving 5.Life hours:30000H Specification: Item No.ML ... thermal management with aluminum housing and copper fittings2.Color temperature: CW: 5,500 to 6,500KNW: 4,000 to ... 4,500KWW: 2,700 to 3,300K3.Standards: IEC60061, IEC6063 , IEC60598, IEC62560, IEC60968 and ... quantity. 220V AC/DC High Power and Energy Saving 10W LED high bay Lights