Poolmaster 28200 Black Magic Cordless Spa Vacuum - Premier Collection For removing debris from small pools, spas and ponds Battery-operated vacuum - no cords or hoses (requires 8 AA batteries - not included) and replace with: For spot cleaning of dirt and small debris from small pools, spas and ponds Battery-operated spot cleaner vacuum  no cords or hoses (requires 8 AA batteries  not included)