iPower GLSETX1000DHCT8XXL Horticulture 1000 Watt HPS Bulb Digital Dimmable Ballast Grow Light System Kits Air Cooled Tube Reflector Set XXL Wing 1000W From seeding to flowering iPower Grow Light System has your plant covered with all the light it will ever need. HID provides the most lumens per dollar which means the most yields for your investment. This kit eliminates the need for mixing incandescent with fluorescent or additional LEDs that provide little gains at 2 to 3 times the cost. The balanced spectrum set of lights will not only be well-absorbed by plant s chlorophylls but also promotes healthy chlorophyll production and regulates plant life cycle. 12-Month Warranty