Fashion Life Aquarium Water Changer Gravel Siphon Cleaner Kit Pond Tank Manual Plastic Set * Size: Total length is 170cm.Diameter: 4.5 cm for large part, 1.5 cm for small part. 100% Brand New. * Easy-to-use cleaner pump for aquarium * With this tool, you can remove the dirt from the bottom of your aquarium. Supplied ?with long suction pipe, it is suitable for both large and small aquariums * This tool is easy to install and use * Does not hurt any aquarium fish when using. Especially for small fish tank