{"product_id":"hawthorne-roi-e680-growers-choice-roi-e680-680w-full-spectrum-led-system","title":"Grower's Choice ROI-E680, 680W Full-Spectrum LED System","description":"\u003ch2\u003eProfessional Full-Spectrum LED Grow Light for Commercial Horticulture\u003c\/h2\u003e\n\u003cp\u003eThe ROI-E680 from Grower's Choice represents a collaboration between TSL Horti Tech and Grower's Choice, delivering high-performance LED technology for commercial cultivation. This 680W full-spectrum system produces 1700 µmol\/s with an impressive 2.5 µmol\/J efficacy, featuring GC-3C full-phase spectrum optimized for complete plant growth cycles.\u003c\/p\u003e\n\u003ch3\u003eSpecifications \u0026amp; Key Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower \u0026amp; Output:\u003c\/strong\u003e 680W input | 1700 µmol\/s PPF | 2.5 µmol\/J efficacy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpectrum:\u003c\/strong\u003e GC-3C Full Phase for vegetative through flowering stages\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimming:\u003c\/strong\u003e 0-10V control for precise light management\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight Distribution:\u003c\/strong\u003e 120° for uniform canopy coverage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management:\u003c\/strong\u003e Passive cooling (fanless) for silent, reliable operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifespan:\u003c\/strong\u003e L90: \u0026gt;54,000 hours | Power Factor: \u0026gt;0.90%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Height:\u003c\/strong\u003e 86\" (15.2cm) above canopy for optimal efficiency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 42.4\" L × 42\" W × 2.4\" H | Weight: 30 lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e IP65, ETL, CE certified\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 3 Years Standard\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eROI-E680 LED System\u003c\/li\u003e\n\u003cli\u003e9' Connecting Cable (M21 Connector)\u003c\/li\u003e\n\u003cli\u003eInformation Page\u003c\/li\u003e\n\u003cli\u003eUser Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Safety\u003c\/h3\u003e\n\u003cp\u003eMount light bars at least 8\" from canopy top for optimal efficiency and uniformity. Always allow adequate ventilation. The ROI series is passively cooled with no moving components—do not attempt to disassemble. Wearing protective gloves and glasses is recommended during installation. Always disconnect power before servicing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Do not handle fixture using LED bars, keep away from hot surfaces, and ensure proper grounding. Maximum fixture weight for suspension: 30 lbs.\u003c\/p\u003e\n\u003cp\u003eBacked by TSL Horti Tech's 3-year standard warranty covering mechanical and electronic components under normal operating conditions.\u003c\/p\u003e","brand":"Grower's Choice","offers":[{"title":"Default Title","offer_id":41222942130234,"sku":"ROI-E680","price":999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/9492\/6650\/files\/ROI-E680_100.jpg?v=1771212124","url":"https:\/\/www.beeslighting.com\/products\/hawthorne-roi-e680-growers-choice-roi-e680-680w-full-spectrum-led-system","provider":"Bees Lighting","version":"1.0","type":"link"}