Package include : Soda bottle adpter kit x2+ 1-way control valve x2 + 2-way control valve x1 + airline tubing x2 yd
Use of hatching : Install with soda bottles and air pump,add water,salt and brine shrimp eggs,make sure air control valve opened and brine shrimp outlet closed.turn on air pump.
Use of birne shrimp collecting : Close air flow control valve and wait for 30 minutes,then open brine shrimp outlet to collect brine shrimp.
Easy to install, setup and maintain.
Air pump and soda bottle is not include in the package,airline tubing size is 3/16''