Introducing The Growers Choice ROI-E680S, An Enhanced 2nd Generation Redesign Of One Of The Best Lights On The Market Continuing its renowned heritage of proven harvests with optimal light distributin, greater heat mangement for higher performance, and an upgraded confromal coating resutoling in a greater resilience ot chimical contaminants. The fixture has been reengineered with enhanced controller capabilities, a blanced slimmer profile, and upgraded internal components to enhance performance to the limit. True to its legacy, the ROI-E680S continues to lead the industry in cultivation technology. Features Balanced Spectrum, incorporating Growers Choice famous 3K CMH Full Phase Spectrum for superior growing power with best possible LED diodes available. This fixture provides you with total control over everything. Onboard dimming functionality allows growers to set the ideal intensity at any stage of plant growth for optimal photosynthesis activation. Also it is compatible with most lighting controllers, including Growers Choice Master Lighting Controller Contents ROI-E680S LED System 9' Connecting Cable Information Page Carabiner Cables Metal Hangers PPF Par Efficacy The ROI-E680S produces a PPF output of 1770 umol/s and a PAR efficacy of 2.6 umol/J making this fixture incredibly efficient compared to other commercial fixures. Energy Output The Growers Choice ROI-E680S provides its users with an average 40% less HVAC costs and up to 40% energy savings! The ROI-E680S not only maximizes light output to help penetrate the canopy and reach those hard to see leaves, but saves you money using less energy in the long run. The Growers Choice ROI-680S LED grow light allows for even light distribution, and is precisely designed to deliver uniform levels of photosynthesis flux density, or PPFD. Spectrum The highly specialized full spectrum fills the negligence of the main photoreceptors and pigments outside the 660nm and 450nm range, and it is suitable for reproduction to aging in indoor environments. The overall color temperature of FSM's full spectrum is controlled at 3000-3300K, which increases the radiant energy of red light at 660nm wavelength in white light. It provides a beautiful working environment and a more realistic color reproduction degree at a CRI level of 85. Free Shipping rates apply to the lower 48 contiguous states. Contact Us to get shipping cost to your area if not in the lower 48 states before purchase. We ship all items discreetly Whether you are a novice gardener or a mad scientist in the greenhouse, you will find a plethora of inventory and knowledge at the Spokane Organic Hydroponic Supply centers. Our first store opened its doors in 2006 when Paul and mother Susan, both avid and life-long gardeners, joined together to share their passion and gardening experiences with the Spokane community. In 2010, Susan moved on to pursue other endeavors while Paul continued to expand the business. Each of our two stores employ experienced staff members with traditional garden expertise and modern industry knowledge. With real-life experiences, our plant experts know the challenges of outdoor and year-round gardening and strive to help customers eliminate avoidable mistakes. Our alternative and earth friendly stores we have created will leave you with a sense of empowerment to develop your own efficient methods of growing and caring for plants. We look forward to your visit and hearing the plant stories you have to share with us! We ship daily Monday - Friday. All orders will be shipped within 3 to 5 working days. Most will go within 24 hours. You will automatically receive a tracking # via email once we have shipped your order. All domestic orders will be shipped by UPS, Fedex ground, USPS priority mail or USPS ground. If you need to use a special carrier i.e. PO BOX w/ USPS, please email us and let us know. We will only ship to the address provided during payment. We are not responsible for any packages that are lost or damaged if insurance is not purchased. Shipping and handling rate is fixed and non-refundable. Free Shipping rates apply to 48 contiguous United States. Contact us for shipping cost to your area. No returns No returns are accepted on any nutrients and fertilizers Be sure the item is what you want because of the no return policy Pictures may be different then product sold We ship all items discreetly Satisfaction : Discreetly labeled, Professionally packaged, shipped as fast as possible with care read the feedback for proof. Our prices are competitive but the service is Priceless! We know how to ship liquids with no leaks and 100% satisfaction guaranteed. Your satisfaction is very important to us! If you have any problem with your order, please do not leave negative comments. Please Contact us ... we will help you out! In the unlikely event that the item is sold out from our stock or on back order, we will contact you to see if you want to wait a few days or we will refund 100% of your money. YOUR choice. Occasionally items sell from our brick and mortar store front before we are able to pull down our listing or adjust quantities. We try our best to fulfill these orders in a timely manner if possible. These cases are very rare, we will let you know as soon as possible and refund your money.