?Practical Tips? ? To Prolong the Life of the Pond Pump, Open and Clean the Internal Cartridge Regularly to Prevent Dirt or Debris from Clogging the Pump. ? Ensure that the Pump has Enough Water in the Pool When it is Working to Avoid Motor Idling; ? If you have Any Questions, Please Contact us Promptly, We Provide You with 24-Hour Professional Service. ?Easy To Use? Without Complicated Installation and Maintenance, this Water Fountain can be used as a Bird Bath Fountain and a Fish Tank Water Circulation Device. the Cable'S Length of 4.8m/15.74ft is Sufficient to Cover a Relatively Large Area. You can also Go as Diy as you Like with More Fountain Water Features. ?7 Types of Water Features?AISITIN 2.5W USB Small Pond Pump has 7 Types of Nozzles to Spray Different Pond Water Features, and the Transparent Nozzles are Even More Beautiful When Refracted by the Light at Night. in addition, to Suit Different Scenes, the Shape and Height of the Jet can be Adjusted by Changing the Nozzles and Flow Control Valves to Suit your Different Needs, Adding Life and Fun to your Garden!. ?Adjustable Working Mode? Our New Upgraded Fountain Pump has Two Modes and 8 Different Colored LED Light Designs. the Working Mode can be Easily Adjusted by the Switch, and the Water Pump Light and Water Fountain can be Freely Selected. You Can use it to Create a Beautiful Water Feature for your Diy Garden. ?Bird Bath DIY Fountain Set?AISITIN 2.5W USB DIY Pond Fountains Set, Placing Water Pump for Fountain Into The Water, Connected to the Power Supply, Will Automatically Work, not be affected by the Intensity of Sunlight and Weather, Attract Hummingbirds to your Home to Play and Drink, USB Rechargeable Water Features Pumps Makes up for the Shortage of Solar Fountain Pump.