This system will cover a growing area of up to 2' x 2' recommended. The most powerful compact systems on the market. With the ballast assembly built into the reflector, these horizontal units are completely self-contained, and ready to plug-in right out of the box. We've even screwed in the bulb for you! Comes with hooks for hanging. Ideal for small growing areas. 7 ft grounded 120 volt power cord.