Growers Choice ROI-E680S TSL Top Shelf Lighting LED Grow Light System - 680W PreviousMaster Controller NextUV BAR ROI-E680S TSL Top Shelf Lighting LED Grow Light System - 680W ROI-E680S TSL Top Shelf Lighting LED Grow Light System - 680W Sale Price:$740.00 Original Price:$999.99 2nd generation of the 680 LED Quantity: sale Add To Cart