1,Long life , high lumen maintenance 2, UL, FCC, CE, NOM, ROHS, GMC and so on 3, Factory manufactures and sales directly. ... life:30,000 hours service life, high lumen maintenance.4: AC 220v input,MR16 screw lamp design, lighting for the market.5 ... 14001. We are long-term supplier of America's largest lamp market THE HOME DEPOT, SHANGHAI LIANHUA SUPERMARKE. We gained more ...