About this product Review most important product information 【Take Care Of Your Aqua】Committed to improving water quality and removing odors, changing water less frequently. Makes it easier for you to take care of your fish and gives them a more comfortable and cleaner environment. 【4-in-1 Machine】Filter/Deodorize/Increase Oxygen/Water Circulation, can be directly used in the fish tank without other connection requirements. 【Excellent Effect】It can be used in both fresh water and saltwater. After you run the machine continuously for 2-3 days, you will see the water quality improve and the water will become clearer gradually (the specific time depends on the original water quality and the size of the fish tank). 【Product Dimension】Includes 1 x JUP01 set + 1 x spare bulb + 2 x filter sponges!!! Size: 3.5" X 3.9" X 12", Cord: 4.6ft., Flow rate: 210 gallon per hour, suitable for 40-80 gallon tanks.