Lightrail 3.5 Intellidrive Continuous Lighting Kit comes complete with a 10rpm Motor and a two-piece 2 meter (6’6”) Rail. And it comes with installation hardware and instruction. LightRail 3.5 IntelliDrive grow light systems travel at 10 RPM. So, that equals approximately 4 feet (1.2 meters) per minute. And, this grow light mover has a zero to sixty-second adjustable time delay for pausing the grow lamp at the end of each run. LightRail 3.5 IntelliDrive indoor grow system helps promote even growth from end to end. And, this grow light mover allows for equal light-time for the entire indoor grow light run.