DescriptionBrand story:YCTECH Co., Ltd. is a professional manufacturer and sell company of ,aquarium water pump, Aquarium products such as fish tanks and Heaters ,eletric water pump,handicraft water pump, aquarium equipment etc. It has a complete and scientific quality management system. We are a company based on“ quality and innovation”Specifications:Dimension: 7.8in x 7.8in x 5.5inSmall LED lights allow you to better watch your fish and make your fish look more beautifulThe filtration system is quiet and easy to install, reducing change water .Acrylic material, transparent and stronger than glassSave energy, 5V voltage, very power savingNotice:Before power on, the water level needs to be above the filter pump.(about 2/3 of the tank). Otherwise it will not work or even cause the pump to break.Daily maintenanceAdd waterWater will evaporate naturally in the air, so it is necessary to check the water level regularly and add new water in time to ensure that the pump is completely submerged.Check the water pumpRegularly check whether the water pump is working normally (a little noise is normal when the water pump is working). If the water pump does not work, there may be impurities stuck inside. Please disassemble and clean it. If it does not resume normal work, please contact us.Water change and cleaningChange the water once a week, and change one-third of the tank's capacity each time.What's in the box1*Fish tank1* Sponge1*Filter1*5V USB power2* Simulation plants