Materials: Iron lamp holder, high temperature resistant, safe and durable. The E10 socket housing is made of flame retardant material, which effectively protects the bulb. Value for Money: Eco-friendly E10 miniature bulbs, the normal service life will be long and not easy to damage. The iron base of the electric lamp is more solid and has Good Electrical Conductivity. Input Voltage: not more than 230V, generally used for 230V E10 bulbs. Maximum power is 200W, highest temperature resistance is 120 degreesEasy to Use: Simple and effective socket for E10 Lamps socket, easy to install, well cover the hole where the wires pass through. At the same time, it can avoid the risk of electric shock and make it more beautiful.Wide Applications: E10 socket for E10 screw bulbs is mainly used in electrical experiments in primary and secondary schools., these miniature bulbs also used in old lamps flashlight accessories, physical teaching, scientific experimental devices. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.