Smart Technology: When encountering the wall, the pool cleaner will automatically reverse. When the cleaner detects that it is not in the water, it will automatically stop running and emit a "beep" sound as a reminder.
Demissle 6 Pcs Pool Pumice Stone for Cleaning with Handle Stain Eraser Hard Water Cleaner Pool Rust Stain Remover Pool Cleaning Tools Pumice Sticks for Toilet Bowl Ring Swimming Pool Tile Calcium Tub.
Smart Technology: When encountering the wall, the pool cleaner will automatically reverse. When the cleaner detects that it is not in the water, it will automatically stop running and emit a "beep" sound as a reminder.