Product Feature 1.Optional power: 30W/ 36W / 40W. You can choose different power according to different application areas, installation height and illumination requirement. 2.Pulling on/off switch: Turn on/off by pulling the novel thread 3.Linear connection: The pendant light can be connected in linear ways under various application usages. 4.Easy Installation: The metal hanging chain makes installation and maintenance easy and time-saving. 5.International certification: Meet global standards with CCC/CE/UL/DLC/ETL certification