This is a lamp adapter holder for E27 to E27 sound and light control lamp holder, which are manufactured with durable material, it can be used for a long term use. It can be used in home, hotel, restaurant and more. The lamp bulb converter is easy to use and operate. Features - Color: White. - Material: PC. - Size: About 9.60X5.00X5.00cm/ 3.77X1.97X1.97in ch. - Working voltage: 85-265VAC . - Rated current: 3A. - Power: lt;40W. - Sensitivity: gt; 40DB. - Delay: 45 seconds. - Heat-resistant temperature: 120 degrees. - Made of quality material, durable and practical, fine workmanship, good texture. - Compatible for lamp bulb converting E27 to E27 sound and light control lamp, convenient to operate. - Simple and convenient to use and operate. A good accessory for home use. - Suitable for screw lamp, suitable for bayonet lamp and lamp holder, table lamp, table lamp, ceiling lamp, etc. - Compact and lightweight, easy to store. Only be converted to E27 sound and light control lamp holder for standard E27.