1. Special electric ceramic lamp holder 2. Experienced Staff 3. Competitive Price 4. ... Porcelain E27,E40,B22,E14,E17,E12,E26,E392)Material: ceramic/porcelain/Talc, High-frequency porcelain3)Certificates: CE/ROHS4)Inner ... —EC Directive 2002/95/ECStyleEdison screw lamp socketBody materialPorcelain/ceramic/Steatite porcelain/glazedMetal materialScrew shellAluminum plated copper Copper/brassContactorIron ...