CE certified lamp holder, VDE certified wire, 220-240V voltage, reliable and safe to use, the essential tool for decorating DIY lighting in a nostalgic atmosphere. The E27 lamp holder made of PC material has flame retardant and heat insulation properties, good insulation, suitable for all kinds of E27 bulbs, LED bulbs, halogen lamps, etc. The diameter of the ceiling rose lamp holder is 10cm, the outer diameter of the lamp holder socket is 3.95cm, the inner diameter is 3.5cm, the adjustable cable length is 90cm, you can adjust the wire length at any time. 2 sets of E27 chandelier lamp holders and a complete set of mounting screw accessories, used to fix the light fixture on the ceiling, highlight the combination of modern and retro style. Ceiling light ideal for restaurants, bedrooms, kitchens, lofts, cafes, shopping malls, restaurants, living rooms, studios, bars, offices, etc. Specification: Color: Black Material: Metal + PC material Rated current: 4A Voltage: 220-240 volts