... W305mmPCB panel dimensionL257*W47mmPCB panel quantity6pcsFinishing colorgrayAdvatages1, high-purity aluminium housing, surface treated with electrostatic spraying , shock ... efficiency heat sink ensures superior heat dissipation. 5,Aluminium reflector of high purity with anodizing treatment to enhance ... square, city street lighting. with adjustable 84W aluminium die cast high way light housing HH-803-B