These are a wonderful invention. The metal flexible neck is limp. You it as much as you had and it has the strength to hold shape. Super easy to extend a light from a ceiling socket and the flexibility makes it easy to wrap the light around things or to extend the light to a new location. Features - Color: Assorted color. - Material: Metal and plastic. - Size: 39.50 x 3.50 x 3.50cm/ 15.52 x 1.38 x 1.38 inch. - Rated voltage: 220V. - Rated : 3A. - Heat resistance temperature: 120 degree centigrade. - Spread light more evenly throughout the room. Nearly 360 degree bendable, you could give more light to a special space according to your needs. - No fire , easy to install, screw in, no need for any tool. Please keep it out of a small confined space for heat dissipation. - Make your bulbs in recessed fixtures out. Make your fat bulbs suitable for a narrow fixture. Offer more light to special space. - Practical and durable, easy to install. Save vlots of money, rather than replacing your original lighting fixtures. - Simple but useful, especially for the aim of directional floods or spotlights from a fixed receptacle. Package list: 2 x lamp holders