Model :led 8 inch 28w downlight Place of origin : shenzhen Brand name:superluming 1. Capacitor: long life rubycon capacitor from japan. 2. Ic: famous brand from the usa and france. 3. Mos: mos from korea, which is essential to the lifespan and performance of the whole driver. 4. Heat sink: special aluminum heat sink design with the excellent heat dissipation. 5. Certificates: ce/tuv for europe, saa & c-tick for australia. 6. Life time: long lifetime of 40, 000 hours. 7. Warranty: 3 years. 8. Low maintenance costs. 9.Environmental friendly, without any hazardous substances. Nw: 1000g/pc Inner white box: 230*230*130mm 8pcs/ctn/12kg 500*500*320m