This light bulb socket suitable for a variety of lamps, chandeliers, crystal lamps, candle lamps, ceiling lamps, wall lamps waterproof lamps, bar lamps, European lamps, etc.SpecificationSize:80x67.3x80 mm/3.12x2.62x3.12 in (L*W*H);Material: Phenolic;Working Voltage: AC 100-250V;Screw specification: E26/E27;Color:BlackPacking List: 2 x Light Cluster SocketAdvantageEarly plastic material makes light bulb socket durable,unique waterproof design,strike a balance between design and functionality to reduce power.InstructionThe Light Cluster Socket can be used with E26/E27 LED light sources, E26/E27 screw bulbs and electrical appliances.NotePlease use it within the power range of the Light Cluster Socket to avoid damage.