DescriptionThis item is manufactured with premium material for durable and long lasting use. Great tool for the fish tank. With the help of this adjusting valve, you can control the water inflow and the fish will live in a comfortable environment. It can also be used as water pipe adjusting switch. Made of material, it is durable and long lasting use.- It is easy to use.- Great tool for fish tank. With the help of this adjusting valve, you can control the water inflow and the fish will live in a comfortable environment. - It can also be used as water pipe adjusting switch. 1. Due to different monitors and lighting effects, the actual color may be slightly different from the image 2. Due to manual measurement, please allow 1-3cm deviation Size: Outer diameter 16mm 4 in charge of special purpose Delivery color: as pictured Quantity shipped: 1