SkimmerMotion Adapter for Direct connection to the suction port - The Automatic Pool Skimmer - Connect direct in your pool vacuum line ADAPTER TO ATTACH SKIMMERMOTION TO THE SUCTION PORT. Float freely in your pool surface collecting dirt and debris Its whirlpool suction action picks up everything from dust and small bugs to twigs and small leaves. Attaches to your suction port (pool Wall), NO Automatic pool Cleaner NEEDED ** skimmermotion is sold separately **