Specifications:
 Manually control the flow of vital O2 or switch an air pump "on or off"
 Split powerful air pump output into more ports and power more air driven equipment such as air stones and sponge filters
 Individually control the air flow of each outlet, levers can adjust the air flow volume from 0% to 100% of each port
 Inlet Diameter: 3/16", Outlet Diameter: 3/16"
Includes:
6pcs control valves