Grower's Choice X TSL Horti Tech ROI-E680 LED Grow Light

The ROI-E680 is a high-performance LED grow light, ideal for small and large indoor growth systems. It's 1700 Umol/sec output provides just the right environment for sufficient indoor growth.With up to 40% better efficiency, the E680 can cut down your bills while providing a full spectrum of light at a 120-degree distribution angle. It features better controllability at ranges beyond 660nm, giving more realistic growing conditions for photosynthesis.The light is suitable for mounting at any height beyond six inches. It offers passive thermal management with up to 10 Volts dimming. It comes with a nine-inch connecting cable and a complete compatibility range to operate with most LED controllers.At full potential, it can offer a life cycle of more than 54,000 hours, so you grow more and spend less.The ROI-E680 features a 42.4” x 42” size. So, it’s most suited for 4’ x 4’ or 5’ x 5’ grow tents. It’s a powerful light for such a compact design. With IP65 certification, there is guaranteed w