1.Certificate:ISO9001.ROHS.CE.GS 2. Guaranteed for a year 3.Cheaper, more fashion, higher quality Led track lamp 1, high power LED tunnel light less energy consumption, efficacy, mercury free, no radiation pollution, 2, life> 50000h, and dosen't be influenced by frequency switch; 3, alight source, heat dissipation integrate design and the second chemical processing, to ensure that the service ...