VIPARSPECTRA Reflector-Series 450W LED Grow Light Full Spectrum for Indoor Plants Veg and Flower, Has Daisy Chain Function VIPARSPECTRA Reflector Series V450 LED Grow Light is scientifically engineered to keep the balance of the PAR Output and Coverage. The secret to the VIPARSPECTRA LED success is the optimal full spectrum which provides plants Veg and Flower all stages with everything they desire in the natural sunlight. Compares to traditional 400 watt HPS/MH while consuming only 200 watts! Perfect for a 2.5x2.5 vegetative coverage at 24 while 2x2 flowering coverage at 18. Advanced high speed quiet fans and upgraded aluminum cooling heat sinks are easy for heat dissipation. 3 years warranty plus 30 days satisfaction or return guarantee. Dimensions:  15.3x8.3x2.4 inches Item Weight: 8.4 lbs Replaces a 400W HPS/MH Vegetative Coverage at 24&#034; Height: 2.5x2.5 ft Flowering Coverage at 18&#034; Height: 2x2 ft Actual Power Draw: 200W3% at 120V Amperage: 1.18A at 110V, 0.90A at 220V LED Bulbs: (90pcs) High Intensity 5W Epiled/Bridgelux LEDs Input: AC100-240V, 50-60Hz Lifespan: 100,000 hours