Made of high class ABS material, this is a good Fish Tank Water Control-valve. For connection to aquarium is convenient to operate. It suitable for most tubes. Just insert the connector directly into the , very easy to install. The fish tank water regulator is durable, doing no harm to your fish tank and your aquarium pets, can be applied for a long time. Features -Color:Black -Material:ABS -Size:17.50X4.00X3.00cm/6.88X1.57X1.18in -Our Water Control Valves are suitable for multiple scenes, such as aquariums, fish tanks, etc. -Professional and practical, very convenient. A great air flow splitter for fish tank or aquarium -Small in size and light in weight, the water control connector has smooth enable you to use it conveniently. -Suitable for all kinds of ornamental fish, shrimp or fry breeding and feeding, each connector can be easily removed to clean up. -Easy to install, smooth surface, this kind of water flow regulator will not hurt your fish or break your fish tank. Package list: 1 flow valves