Fish Tank Plastic Water Changer Water Exchanger Pump Faucet Type Water Changer Fish Tank Cleaning ToolsProduct name:Fish Tank Plastic Water Changer Pump Faucet Type Water Changer Fish Tank Cleaning PlasticFeatures:Quality material, eco-friendly, sturdy and durable.Simple operation, easy assemble, convenient water change.Easy to disassemble and store.Equipped with 3 different sizes of faucet connectors.Convenient for water change of the aquarium, keeping the fish tank water clear.Specification:Color: As shownMaterial: ABSSize:As shownInstallation instructions:1. Screw the connector into the tap(the outer diameter of the tap must be 18 or19mm).2.Screw the device into the connector.3. Insert the hose to the device, screw the nut tightly(The size of the hose must be 12/16mm).4.Put the hose into the tank.Usage instruction:1. Turn on the tap and the switch on the device, the water flow out from the tank.2. Turn on the tap, and turn off the switch on the device, the water flow into the tank.Package Included:1*Water changer2*Nuts3*Faucet connectors2*Sealing ring