It is 4x2x2 it includes everything you could need for it. It comes with the tank, stand, hydra lights, light controller, return pump, protein skimmer, refraxtometer, an RODI. I also have 200+ pounds of live rock and a yellow tang and a clown fish, coral beauty, a royal garamma and some mollies. you can feel free to text me 8653855150. The price is 1000.00