Product Description Features: 640W LED grow lighitng features and advantages: 1. Top LED: Top quality Samsug281B LED 2. EFF: 28. Umol/J, 180lm/w 3. Dimmable: 0-10V dimming knob and RJ45 Port 4. Plug: US/AU/EU/UK and other plug are available 5. Foldable: No messy wire, small package for shipping 6. Durable Aluminum profile for good heat dissipation 7. UL/cUL listed 0-10V dimmable driver 8. Suitable for farm plant, medical plant,hydroponics culture dimmable suitable for seeding,flowering different period growth Specifications Item No. K-A6-640AD-2W1-110 K-A8-800AD-2W1-110 K-A10-1000AD-2W1-180 K-A10-1200AD-2W1-180 Power 640W 800W 1000W 1200W Input voltage AC110-277V LED Qty TOTAL 2604PCS 3000K:282PCS 6500K:94PCS 460nm:16PCS 660nm:35PCS 730nm:7PCS TOTAL 3472PCS 3000K:282PCS 6500K:94PCS 460nm:16PCS 660nm:35PCS 730nm:7PCS TOTAL 4340PCS 3000K:282PCS 6500K:94PCS 460nm:16PCS 660nm:35PCS 730nm:7PCS TOTAL 4208PCS 3000K:282PCS 6500K:94PCS 460nm:16PCS 660nm:35PCS 730nm:7PCS Size L1110mm *W1100mm L1110mm *W1100mm L1110mm *W1800mm L1110mm *W2400mm Weight 13kg 15.5kg 18.5kg 22.5kg Dimmer type 0-10V knob dimmer and RJ45 Port IP rating IP54 Plug US/EU/AU/UK available Beam angle >200 degree Efficiency >160lm/w PPFD >2.8umol Power Factor >0.95 Material Aluminum Warranty 5 years Detailed Photos Full Specturm 3000K warm white+6500K cool white+ 460nm blue led + 660nm red led+730nm UV led Customized Specturm to meet special requirement Application American Farm UK Farm Thailand Farm Packaging & Shipping Cardbox packacage is hard enough for long distance transportation,a wide range of logistics option: world express, by sea, air or land etc. Company Profile ABOUT US Dongguan Kongjuhong Photoelectronic Technology Limited is a professional led lighting company since 2014, we are located in Dongguan City Guangdong China with total area 4200sqms.We have cooperated with some biggest retailers in North American for 10years. You can trust us to offer you high- quality lighting products and the best solution for your business. OUR ADVANTAGES Production Our company has own hardware factory, own power supplies R&D center and and workshop, and advanced led lights manufacturing facilities including auto soldering machine, SMT machines,, die casting machine,CNC machine laser machines, and electric testing device such as integrating spheres and distribution photometer. There are more than 10 low voltage aging lines to meet a monthly production capacity 500,000pcs led lamps. R&D Team KJH Tech devoted itself to developing new products with state-of-the-art technologies. We have more than 10 R&D engineers who have abundant experience in appearance design, circuit design, electric driver, optical lens design and light control system research. Most of our products are self design with private moulds, and ETL,TUV,CE,RoHS certified. Q&C Our QC team was professionally trained to ensure the quality of all the products. There are advanced equipments to test electronic and optical characteristics, waterproof and anti-corrosion function etc. We strictly implement IS09001 management process. We will fully inspect our products and 48hours aging before shipping. Factory Show Production Workflow FAQ 1. Are you a manufacturer ? Yes, we have our own factory with full product line 2.Can you offer samples? Yes, you are welcome to place sample order to test our quality before bulk order 3.How long is your production time? If the qua