Aquaficial 8.6 x 5.5 x 10.2-Inch Silicone Jellyfish Tank, Black Waterproof system with 2 water pumps on opposite sides. So the current in the water is always different! Built in LED lights. You can select a color or put it on Automatic mode. Built in 4 hour timer. Can be customized with Aquaficial's different accessories and colors. Makes a great night light and Includes 3 Silicone Jellyfish, looks like real