The R17D to Conversion Lamp Holder is a designed for easy and convenient installation. This lamp holder converter design allows you to convert R17D to , making it suitable for T8 and T5 lamps. With its long lifespan and stability, this lamp holder is built to last and can be used in various settings, including homes, businesses, and industrial areas. Features -Color:White -Material:Plastic -Size:2.50X2.50X1.00cm/0.98X0.98X0.39in -Note:Convert R17D to , and compatible for T8/T5 lamps. -Made with plastic material for enhanced durability and safety, ensuring a longer lifespan and reduced risk of accidents. -Conveniently converts r17d to , allowing compatibility with both and t5 lamps, providing flexibility and versatility in lighting options. -Provides and stable performance, making it suitable for extended use without compromising on quality or efficiency. -Convenient installation with a simple plug-and-play design, making it easy for anyone to set up. -Versatile application in various settings, including homes, businesses, and industrial environments, catering to different lighting needs and requirements. Package list: 8 x Lamp Holder Converters