The LS100DX by Lifesmart Spas is a 110v Plug and Play, 20-jet spa with a waterfall feature and capacity for 4 adults, making it a wonderful addition to any backyard. The spa also features a powerful 1.0 HP pump, air control valve, intuitive digital control panel, and adjustable jets for maximum relaxation. The included ozone water care system helps keep water sparkling clean with fewer chemicals.Lifesmart Spas are energy efficient, so there is no need to turn the temperature down while not in use. Full foam insulation and included thermal locking cover will keep the heat in and the electric bill low, so you can enjoy your new spa for years to come. Rest easy knowing that Lifesmart Spas are certified to the APSP 14 National Standard and the California Energy Commission (CEC) in accordance with California Law.