Never let your plants be in the dark again with Light Rail 4 AdjustaDrive, the ultimate in light mover control. It features a zero to 60 second adjustable time delay for promoting even growth from end to end, and an adjustable speed control of two to four feet per minute that covers a wide range of lamp intensities and travel distances. The kit includes an easy to assemble six foot rail, drive motor, mounting hardware and instructions. Light Rail 4 is also compatible with all Light Rail 3 and 3.5 rails and accessory items. The motor is also available as a stand-alone product without the rail, and includes a 6-10 RPM motor, hardware and instructions. Product includes a two-year manufacturers warranty. Uses 9 watts.