- Purpose: Lamp holder adapter and bulb converter that lets you convert an E40 bulb to fit a standard E27 socket, serving as a reliable socket adapter for various lighting setups. - Compatibility: Suitable for converting standard E40 bulbs to E27 sockets; acts as a lamp bulb adapter and lamp accessory for E40 to E27 conversions. - Performance and durability: Excellent performance with anti-aging properties; safe and durable for long-term use; practical and easy to operate as a bulb adapter. - Design and usability: Convenient to use as a lamp accessories component; simple and straightforward socket adapter. - Applications and scenarios: - Garages and workshops where E40 bulbs are common but E27 fixtures are present. - Basements or carports needing a quick E40-to-E27 conversion for existing fixtures. - Shops or surveillance systems that require reliable E27 sockets for E40 bulbs or LED light converters.