Features:<br><br>Did you still scoop water out of your aquarium tank manually when you change water for your fish? What a mess and hassle! Now the U-BCOO aquarium cleaning Siphon Pump can help you clear out your tank efficiently.U-BCOO fish tank cleaner siphon pumps replace water in aquarium tank without damage the aquarium life.The user-friendly siphon work can be easily empty containers. The Manual Aquarium Siphon Pump discharged dirt along with water while replacing the water. Up and down operated flexible spring type bellows allow smooth operation and high powered discharge.<br><br>How to Use<br>In order for the siphon to pump efficiently, the source liquid must be elevated above the container you're transferring the water to<br>Put a large bucket or bowl lower than the tank to collect the water<br>To start suction, squeeze the hand pump vigorously until you begin to see water flowing up the tube<br>To maintain the flow, keep constant squeezing motion going until water is free flowing<br>To stop flow, lift the netted nozzle end out of the water BEFORE bucket is full<br><br>Specifications: <br>Power Type: Hand pumping siphon <br>Transfer Rates: 1.5 Gallon per Minute <br>Material: PE,EVA Tube <br>Total Length: 74 inches <br>Diameter: 1.6 inches<br><br>WE PROMISE<br>Any question don't hesitate to contact us, we're willing to solve it until you are satisfied.