Carefree Fish Aquarium Air Stone 4in Fish Tank Bubble Nano Rainbow LED Decoration No Pump

Ceramic air stone,air pump is not included. The nano air stone and USB LED lamp combination.Large amount of micro bubbles and quiet,automatically changing a variety of colors. The disc air stone is made of high quality nano material,it is heavy enough to sink to the bottom of the water. It is suitable for different size tank,5 gallons to 75 gallons or larger. Size:  4  inches in diameter (100 mm) Carefree Fish fish tank air stone is easy to use. Before use, put the air stone into water, keep the air stone at 45 degrees, with the air inlet on top, and soak it for 7 hours, then connect the air pump to use it, so that it will be more effective. If the airflow is not uniform, please see the detailed instructions on the package or the images. Accessories: suction cup *2, stainless steel adjustment valve *1, Y-connector *1, wire length 78 inches, air hose 40 60 inches (power adapter not included).   Quick delivery.Walmart fulfillment speed.(2 days shipping) Customer service.Any inquiries for orders please contact 1-800-925-6278. Easy return.Initiating a return online via your account,no need to return to the store or sent a package. Thank you to every customer. Circular air maker rainbow decor filtration aerator  power filter heater cleaner tube lamp ornament bubbles wall disc line round fish tank bowl pond big large decor weighted release bar tubing sponge cartridges healthy live hoods stands lighting heating betta green plant hideout water gallons treatment heater food gravel rock hideaway hide hiding holes spongebob bridge accessories light magnetic brush goldfish bacteria prevention beads conditioner colors starter kits fishing net cracker carbon happy beta shrimps tropical goldfish bottom feeders rainbow kid accessories equipment maintenance LED Beta bubbling plants small artificial ornament mountain army wood tree purple hanging biorb bowl beach baseball bonzai through egyptian christmas large tall extra xl xl xxxl cornor castle rocks swim through coral canoe castle driftwood dinosaur guppy white dark gravel guppies neon natural green girly grinch king kong jellyfish medium lily pads mini moving miniature octopus resin wood rowboat background rock cases caves reptile stand human skull  unique ceramic cave freshwater scuba drivers starwars saltwater turtle air supply shipwreck house bobbit bowl flower multicolor colorful festival decorations 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 gallons