3W LED with Star Aluminium Board 1: Better Heatsink Dissipation by aluminium board 2: Safe product with low work voltage. High Power led: Features,1,This high power led lamp use imported material aluminum Star heatsink.2,Safe product with low work voltage.3,making the light effect more attractive.4,high brightness and low heat.5,This high power led with Round Aluminium Board.Technology Data: ...