Experience the luxury of a personal hot tub without the price tag of traditional units. Costly traditional hot tubs require plumbing and wiring, but not with the Spa-N-A-Box! Simply plug into any regular household outlet. Spa-N-A-Box features a patented turbo-wave massage system to provide hydrotherapy type action while the cushioned and barrier-free seating arrangement allows you freedom of movement. Spa accommodates 4-5 people. Features include thermostatically controlled heater with freeze protection, filtration system and digital temperature readout. Includes insulated inflatable cover. Sets up in about 20 minutes - no tools needed! Holds up to 280 U.S. gallons. Outer diameter measures 73 1/2". Inner diameter measures 64 1/2". 27" H with cover.1 year warranty.