This item is useful lamp adapter, which is made of , and anti-aging, and durable. It allows you to transform your standard E17 light bulb to fit in any E14 fixture, useful and excellent for you. Features - Color: Mainly black, silver. - Material: Copper. - Size: 2.10X1.70X1.70cm/0.83X0.67X0.67inch. - Note: suitable for E17 to E14 light head. - This item is practical and reliable lamp converter, which is enough for your daily life use. - This socket converter can be used to transform your standard E17 lamp bulb to fit in any E14 fixture. - It allows you to choose more LED lights to adapt to your fixture or base, rather than replace you fixtures with the new. - Excellent performance and anti-aging, and durable, wonderful and practical to use. - Suitable for LED light, lamp bulb and light bulb, multipurpose and , useful and durable. Package list: 5 x E17 to E14 base adapters