Match with H-type Track : The h track lighting pendant lights compatible with H-type 3-wire-1 circuit track systems and Halo light circuits (included track rail ), this crystal light is perfect for both sloped and vaulted ceilings. Easy Installation:This h track pendant lighting includes all mounting hardware for quick and easy installation. Simply turn off the power, insert the product into the track and install the bulb, enjoy the light. Bulb Requirements : This h type track lighting pendant is compatible with incandescent, LED, CFL, and halogen bulbs (E26 sockets, up to 60W). It’s fully dimmable with dimmable bulbs and a compatible dimmer switch (bulbs and dimmer switch not included). Wide Application : This h track pendant lights complements loft, urban, industrial, and transitional decors. It’s ideal for restaurants, bars, living rooms, front desks, countertops,farmhouses, kitchens, grocery stores, galleries, museums, hospitals, residential areas, and educational environments. It offers convenience and style, making it a great choice for gifts and interior decoration. GOOD SERVICE: We provide a free replacement for any defects. If you have any question or suggestion, you could contact us quickly,we will help u solve the problem as soon as possible.