Lightahead Artificial Marine Aquarium Swimming Fish Tank with Bubbles and Multi Colored LED Big Size Lightahead Artificial Aquarium Jellyfish Tank includes 7 life like jellyfish. Tank has 12 LED lights and comes with an ocean background wallpaper to give an illusion of a real coral reef. AC powered (adapter included).Tank Size - 17.5 x 10 Create a beautiful deep sea environment for your home or office without the hassles of real aquariums. Simply fill up the tank with tap water, add 2-4 drops of dish washing detergent and see your aquarium come to life with the Jellyfish swimming around. Watch in amazement as seven life-like jellyfish gently float and sway through the tank, bringing an ocean experience to your children the easy way Lightahead Artificial Ocean World Jellyfish LED Aquarium with 7 pcs jellyfish, 12 pcs LED lights, operated by UL ac adapter. You just need to put the common water in the tank and also add 2-3 drops dish washing detergent in the tank and see your aquarium coming alive. The Jellyfish swims on its own! Auto off function after 4 hours and water proof backing paper included. A beautiful deep sea environment for home and office. &#034;Whisper-quiet&#034; operation. For those who do not want the hassle of having a real fish and always wanted an aquarium, these jellyfish swim require no upkeep. It is the perfect gift made to keep you amused for hours! Watch in amazement as seven life-like jellyfish gently float and sway through the tank, bringing an ocean experience to your children the easy way. Enjoy your own beautiful aquarium without the hassles of periodic cleaning and maintenance. Brings a soothing ambiance to any office and home. Material ABS+PS+SILICON. Power 4.5V DC 500mA UL adapter. Package includes 7pcs Jellyfish, With waterproof backing paper(Included). Please do not add any external items in it as well as they can cause this to mal-function. Realistic life like jellyfish models swim quietly, creating a beautiful Tranquil, peaceful, soothing beautiful deep-sea ambiance for home or office. Lifelike jellyfish movements are so realistic you will question if they are real. Immerse yourself in the Peace &amp; Calm of the Ocean Great gift for anyone who loves sea life or simply wants to make a unique design statement Create a beautiful deep sea environment for your home or office without the hassles of real aquariums.