Use Samsung LM301 diodes and MEAN WELL driver; full spectrum light ideal for all stages of growth; adjustable light intensity with dimmer switch; 100% Reflective Mylar interior maximizes the efforts of grow lights; heavy-duty 1680D Oxford cloth exterior adds the durability; reliable SBS zipper shut and open smoothly; Quiet and powerful 4” Inline fan and RC412 Australian carbon filter and flex aluminum ducting combo; Compare the cost of individual items and the cost of our complete grow tent package, our kit saves $$ and a lot of time vs buying each item separately.