The TG T5 Lighting System is the perfect size to fit over 2-4 standard seed trays and any size clone machine. With 8 bulbs and 4' of length, you can even grow a full size plant, as well as keep a mother plant healthy. Comes with eight 6400K spectrum bulbs, Highly reflective European aluminum housing, and UL listed electronic ballast. It is ideal for seed starting, cloning and veg phase plants. Comes with a power cord.