680w 8 bar Full spectrum commercial led horticulture Lighting Great fit for Vertical racking systems 2 Side bars not included* ppf output: 1786 Umols Ac input voltage 120-277V AC, 50/60Hz Dimension 47.32x45x3.37 Lifespan 50,000 hours Dimmer built in etl, cetl certifications ip43 Smd 2835 diodes Foldable for easy installation 5 year warranty