Package Dimensions:8.8 x 4.3 x 3.7 cm; 34 Grams Quantity:1 batteries required:No Item Weight:34 g welcome to my store , Hope you have a pleasant shopping trip! Features: 1.Acrylic material, high transparency, not affect the fish tank landscape2.Screw installation design, fix the water pipe, easy to adjust the angle and height of the water pipe, stable installation,without drilling easy to fix the fish tank inlet and outlet pipes/feeding tubes3.The inflow and outflow pipe clamps are suitable for glass lily pipes and stainless steel lily pipes, used to fix the water inlet and outlet pipes; Specification:Size: 6.0cmx4.0cmx3.5cm/2.4x1.6x1.4 inch Inner hole diameter: 20mm/0.79 inchsuitable for fixing 12-16mm (3 pipes / 4 pipes), can clip fish tank wall thickness 5-15mmmaterial :AcrylicPackage List:1X Aquarium Lily Pipe Acrylic FixtureNotes: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.2. Please allow 1-2cm slight dimension difference due to different manual measurement. Acrylic Material, High Transparency, Not Affect the Fish Tank Landscape Screw Installation Design, Fix the Water Pipe, Easy to Adjust the Angle and Height of the Water Pipe, Stable Installation,without Drilling Easy to Fix the Fish Tank Inlet and Outlet Pipes/feeding Tubes Size: 6.0cmx4.0cmx3.5cm/2.4x1.6x1.4 Inch Inner Hole Diameter: 20mm/0.79 Inch Suitable For Fixing 12-16mm (3 Pipes/4 Pipes), Can Clamp the Wall Thickness of Fish Tank 5-15mm The Inflow and Outflow Pipe Clamps Are Suitable For Glass Lily Pipes and Stainless Steel Lily Pipes, Used to Fix the Water Inlet and Outlet Pipes; SHOP WITH CONFIDENCE: To Provide You With the Highest Quality Service, If You Have Any Question, Please Feel Free to Contact Us.We Will Provide After-sales Service Until You Are Satisfied. See more product details Acrylic Material, High Transparency, Not Affect the Fish Tank Landscape Screw Installation Design, Fix the Water Pipe, Easy to Adjust the Angle and Height of the Water Pipe, Stable Installation,without Drilling Easy to Fix the Fish Tank Inlet and Outlet Pipes/feeding Tubes Size: 6.0cmx4.0cmx3.5cm/2.4x1.6x1.4 Inch Inner Hole Diameter: 20mm/0.79 Inch Suitable For Fixing 12-16mm (3 Pipes/4 Pipes), Can Clamp the Wall Thickness of Fish Tank 5-15mm The Inflow and Outflow Pipe Clamps Are Suitable For Glass Lily Pipes and Stainless Steel Lily Pipes, Used to Fix the Water Inlet and Outlet Pipes; SHOP WITH CONFIDENCE: To Provide You With the Highest Quality Service, If You Have Any Question, Please Feel Free to Contact Us.We Will Provide After-sales Service Until You Are Satisfied.