Stella Street Light Features Special streamline exterior design. Standard mode and with the function of multiple intelligence light adjustment CLO,MEMA connection DAL 0-10V light controller aaging compensation). Multiple light brightness design to satisfy all kinds of street lighting demands. â?¢ Adjustable angle design for light pole connection. â?¢ Level design for installment assistance. â?¢ High purity die-cast aluminum ADC12 housing with well heat dispersion. â?¢ Strong surface treatment measured by 500-3000 hrs salt spray test. High brightness LED3030-2D with brand of Lumileds. Philips, Meanwell famous brand power driver. with the design of short circuit, surcharge, over voltage protection design. Lightning protection up to 6KV is equipped, 10KV and 20KV are optional. IP66 IK08/09