Nicrew Aquarium Siphon Syphon Cleaner Cleaning Tool Tools Semi-automatic Filter Aquarium Vacuum Cleaner for Aquario Fish tank Changing your fish tank water and cleaning your gravel with aqueon siphon vacuum gravel cleaner is easy. Brand Name : NICREW Product Name : Aquarium Gravel Cleaner Syphon Product Description: 1. the total length : 2.55 M 2. switch Flow control valve. 3. equipped with four points hose! 4. is a very humane change water suction. Features : 1: the design is novel, convenient to use. 2: built-in filter, prevent juvenile fish to water or sand suction out of cylinder. Usage : 1. put quick wash desander in an aquarium. 2. the pipe break into a bucket, with the hand to gently squeeze the spring. 3. reduce the turners falls in the inlet absorb with sand and feed residue. FREE SHIPPING IS INCLUDED!