... resistant Lamp holder B22 Product image: Features: 1.B22 porcelain(ceramics) lamp holder2.CE&RoHS,VDE,UL approved 3 ... High temperature resistantFunctional characteristics: Product ModelIL-SO-B22lamp baseB22MaterialsCeremics (porcelain)+Silicon cableStyleSrew inCertificate CE & RoHS,VDE,ULGuarantee2 yearsWhy buy ... (laser customer's LOGO) B22 lamp holder porcelain ceramics,B22 lamp socket,B22 lamp base