Quantum Board Dimmable Grow Light 440W with Samsung Chips301B & Meanwell Driver Full Spectrum 3000K 5000K 660nm 760nm IR for Coverage Greenhouse Indoor Plants.

• Full Spectrum:  Full Spectrum 3000k 5000k And 660nm IR760nm, Suit for all plants whole stages indoor growing, Rapid plant Response from seed to flower.
  
• WaterProof:IP65
  
• EasyInstallation: No assembly required, Easy to use
  
• Cold-forge heat sink: No worries about heat dissipation
  
• Energy-saving: High energy efficiency with 2.7μmol/J, high light output per fixture. 
  
• Dimmable by switch
  
• WELL MADE & NOISE FREE: No Fan Noise Free. This Led light board is passively cooled by using a thick aluminum heat sink. Plus premium heavy-duty and solid construction with Leds protected by glue coating, User-friendly packaging. Quality components mean the light lasts longer.
  
• Recommendation for adjusting the height between led grow light and the plants growing stage: Seeding Height 130-150CM. Vegetative Height:110-130CM.Flowering --Harvest Height: 50-70CM
  
• Warranty: 3 years