Uxcell Fish Tank Aquarium 4 Way Out 0.19-Inch Air Flow Control Valve, 5mm Aquarium Air Valve; Material : Metal, Plastic Color : Silver Tone, Black; Design : 4 Way Outlet Fit Tube Dia. : 5mm/0.19";Overall Size : 9.3 x 2.8 x 2.1 cm/3.6" x 1.1" x 0.8" (LxWxH) Net Weight : 43g Package Content : 1 x Aquarium Air Valve