E17 to E26/E27 bulb socket converter is made of PBT, which is convenient and resistant for high temperature, which holds strong and lasts long. E17 to E26/E27 bulb socket adapter, converts intermediate E17 socket to standard E26/E27 socket. Features -Color:Multi -Material:PBT -Size:5.50X4.00X4.00cm/2.16X1.57X1.57in - E17 to E26/E27 lamp converter is simple and easy to install, requires no special tools or technical to use. - With this E17 to E26/E27 converter, you can save time and money by using the bulbs you already have. - Suitable for use in a wide range of settings, including homes, offices, shops, and industrial applications. - E17 to E26/E27 adapter is an excellent part for anyone who wants to upgrade their lighting DIY system quickly and easily. - Easy to use. Just screw this lamp socket like a bulb into E17 type socket, then screw your E26/E27 bulb into it. Package list: 8 x Socket Converters