LongTeco 1100W COB LED Grow Light Upgraded Design Bloom and Veg Adjustable Knobs Full Spectrum Plant Growing Lamps with Dual Chips UV and IR for Greenhouse and Hydroponic Indoor Plants-

Our Full-spectrum LED Plant Growing Lamp provides similar to natural sunlight for Vegetables, Flowers, Garden, Greenhouse Plants during whole growth cycle, help your plants growing, flowering and fruiting even at night or less sunlight. Integrated COB LED Grow Light provides super bright and higher efficiency than traditional LED lights, energy saving 80% less than HPS/MH. Specifications: -Product Size: 9.84x5.9x1.96 inches -Product Weight: 2.87 pounds (1.3Kg) -Output Power:1100W (Dual Chips? -Input Voltage: AC85V to AC265V -Frequency: 50/60 Hz -LEDs Numbers: 1PCS COB(containing 100 LEDs inside) + 44PCS x 10W LEDs (Dual Chips) -Wavelength Range: 380 to 800nm -Recommended Distance From Plant: 16 inches. -Coverage Area: about 2 squre meters (21.53 ft2 maximum) -LEDs Angle: 90°/ 120° -Service Life: more than 50,000hours -Warranty: 3 years What you will get: -1pcs 1100W LED Plant Growing Lamp. -1pcs Power cord -1pcs Stainless Steel hanging kits -1pcs User Manual Tips For Lighting Time Setting: -Recommended distance from plant:16 inches. -Seeding Period: 14-18 Hours -Growth Period: 12-14 Hours -Flowering Stage: 9-12 Hours -Fruiting Period: 7- 8 Hours Light intensity setting: Button dimming function, adjust light intensity 0%-100% clockwise. -Seedling Stage 250PAR, knob blue + COB = (60-80). knob red = 0 -Growing Period 450-600PAR, knob Blue + COB = (50-80). knob red = 60-80 -Flowering Stage 700-800PAR, knob Blue + COB = (80-100). knob red = 80-100 -For The Last 3 Weeks 400PAR, knob Blue + COB = (40-60). knob red = 60-80 Important Attention: -Indoor use only, NOT water-proof. -Working environment: -20 to 40?, 45%RH to 90%RH. -Extremely bright, do not look directly when the light is working. -Please cut off power supply in case of lightning with thunder.