Diameter 38MM &amp; Internal height 50MM:The converter is suitable for different bulbs with diameter 38mm, working voltage 250V, working current 5A. Working temperature from -30 degrees Celsius to 85 degrees Celsius. High quality material and Safe:The connectors of the lamp holder are made of high quality plastic and the hinge is made of high precision brass, it is waterproof and dustproof and is protected against electric shock. Adapter innovative: The opaque lamp socket has a simple shape, can connect more cables at the same time to meet your needs. DIY lamp projects.Simple upgrade your old bulb lamps, such as Edison bulb, CFL bulb, LED bulb, fluorescent bulb, pendant light, pendant lamp, outdoor light. Very easy to use: When using the electrical connection, connect the cable and the lamp directly, then fix them with a vice.Adaptable to hard wires and multiple wires. Can be reused:The bulb connectors can be used in any situation, they are easy to move. < p>Whether it is the family consumption habits in the dining room, the industrial look in the office, the beauty light on the dresser, the heat and sweat next to the bed or a system ordinary lighting, the light socket helps you enjoy the moment. Our service: We are committed to providing you with satisfactory service. If you have any questions, you can contact us at any time. We will reply to you within 24 hours and try our best to resolve the problem for you.