Package Includes: 4X 4FT h type track lighting rails(16FT total), 4X mini "I" connector, 4X powerable live end connectors, 4X end caps, screws & plastic expansion, and an instruction manual Durable: Constructed with high-quality materials, our track rail is built to last and withstand daily wear and tear Easy to install: Our track lighting rails are designed for quick and easy installation, saving you time and money Customizable: With VANoopee track lighting accessories and track light heads (sold separately in our store), DIYers can fully customize your led track lighting solutions 3 Years Waranty: All of our h track rails come with a 3-year waranty. If you experience any issues, please feel free to contact us VANoopee H Track Lghting Rails 16FT H Type Track Light Rails Black H Track Rail Kit, End Caps & Live End Feed Connector Included, Compatible with Single Circuit 120V H Style Track System & Track Heads