Features145 Degree Angle Suction Port: 45 Degree angle design suction port, built in suction filter can easily suck the fish in the tank and block the sand in the tank. 2Humanized Design: Aquarium gravel cleaner is equipped with filter, which can effectively block large sands and prevent clogging. 3Suction Cup Attached to Tank Design: Suction cup is set on the back of the water changer, which can be fixed in the tank without holding it when changing water or draining. 4Power Start Button: One button power start, which is more convenient for the operation of changing water and washing sand, and there is no need to worry about the motor idling when there is no water. 5Adjustable Water Level Design: Water level can be adjusted according to the needs. Note that the water inlet cannot be pulled out of the water surface after starting, and there is no need to worry about the 2.5cm/1.0in low water level of the shallow water tank.SpecificationItem Type: Aquarium Gravel CleanerColor: As Pictures ShownVoltage: CN 220VPower: 10WFlow Rate: 700l/hHigh Head: 0.9m/3.0ftMaterial: PlasticWeight: Approx.631g/22.3ozProduct Assembly Size: Approx. 78cm/30.7inPurpose: Cleaning of Fish Tanks and AquariumsPackage List1 x Submersible Motor 2 x Transparent Hard Tube 2 x Suction Head 1 x Hose