... .ROHS.CE.GS 2. Guaranteed for a year 3.Cheaper, more fashion, higher quality Led track lamp 1, high power LED tunnel light less ... , heat dissipation integrate design and the second chemical processing, to ensure that the service life and enhance the effective high ... *30*17cmLED QTY 30/50/100pcs * (1w) applicationUsed in the tunnel, the subway, highway, little, development zone, charge station, islands ...