This lamp adapter is made of premium copper material, offering high temperature resistance and anti-aging properties for safe and durable use. It allows you to convert a standard E17 bulb to fit into any E14 fixture, providing greater flexibility in lighting options without replacing existing fixtures. Features: - Color: Black, silver - Material: Copper - Size: 2.10 x 1.70 x 1.70 cm / 0.83 x 0.67 x 0.67 inch - Compatible with E17 to E14 bulb conversion - Suitable for use with LED bulbs, lamps, and light bulbs - Durable, reliable, and designed for everyday use This socket converter is ideal for expanding your lighting choices while maintaining compatibility with existing fixtures. Packing list: 5 x E17 to E14 base adapters