General description Just need two valves and a long hose, you can quickly change the water in the fish tank and use the pressure of tap water to drain water. This semi-automatic water changer is suitable for medium and large fish tanks. The installation is convenient, and the operation is simple; a bucket is not needed. The dirty water in the fish tank is pumped out under the pressure of tap water, and after the drainage is finished, just open and close the valve and add water. Technical specifications Plug Type: US Plug Voltage: AC 110V Material: Plastic Color: Black Cleaning Tube Length: 83.5 cm Measurement Allowed Error: +/- 1-3 cm Compatibility and accessories Suitable for most faucets Package Contents: 1 x Netbag interface 1 x Connection head 1 x Sand filter mesh 3 x Telescopic catheter 1 x All-type motor 1 x Sandwashing cup 1 x Filter bag 1 x Rainbow tube Usage When draining water, gently stir the gravel to remove debris. It operates quietly, ensuring that the fish are not