Material: CE certified, flame retardant material plastic, safe and lightweight. DOES THE JOB. The B22 to E27 conversion adapter allows you to use modern E27 LED bulbs to fit the B22 base. You can use the E27 base spiral bulb to light up the basement and closet! Compatibility: Bayonet adapter for E27 bulb. Compatible with the energy-saving lamp and E27 LED bulb under 60W, not suitable for incandescent and heating lamps (UVA, UVB, etc.). If you want to put the retro E27 flame bulb into the old chandelier with a B22 socket, this is a good solution. Function: Screw bayonet socket adapter (B22 to E27). Easy to install, just screw the E27 bulb onto the adapter and then screw the whole assembly onto the lamp equipped with a B22 socket. Bayonet/screw adapter, very practical for adapting Philips Hue lamps to old models of luminaires. Applications: B22 to E27 socket converter, allows you to improve home lighting more easily! E27 bulbs can be seen everywhere, you can choose between modern style, vintage style, smart bulb, filament/flame bulb, etc. No need to change the socket to use the new LED ones which are much more economical. NOTE: You may want to consider that it slightly extends the total distance between the original socket and the end of the bulb. Be careful when screwing the lamp during installation, but be careful not to screw the lamp completely in. NOTE for B22 to E27 adapter -1, Compatible with energy-saving lamps and LEDs under 60W, not suitable for incandescent and heating lamps (UVA, UVB, etc.). -2, Pay attention to the final height once the bulb is positioned, for a bedside lamp or chandelier, the bulb may protrude from the lampshade. -3, Be careful when tightening the lamp during installation, but be careful not to tighten the lamp completely. -4, Physically change the contact, DO NOT change the voltage or current. Specifications: -Item Type: B22 to E27 Adapter -External Connection: B22 -Internal Connection: E27 -Size: 35x60mm -Voltage: AC 220-240V -Current: 3A -Withstand Temperature: 120 -Compatible: LED, Energy Saving Bulb -Maximum Power: 60W -Does not include the bulb! -Shell Material: Plastic (Flame Retardant PC) Application: -With a very simple assembly, these bayonet/screw adapters allow you to ""save"" old lighting models. Very practical for adapting screw-in bulbs to old chandeliers and bayonet wall lamps. Pack Includes: -4x B22 to E27 Socket AdaptersWelcome to meet