The LS500 Plus™ by Lifesmart SpasSpas™ is a 110 volt Plug and Play 23-jet spa with a waterfall feature multi-color underwater LED light and capacity for 5 adults. With a powerful 1.0 HP pump air control valve and intuitive digital control panel the jets can be adjusted for maximum relaxation. The included ozone water care system helps keep water sparkling clean with fewer chemicals. Lifesmart SpasSpas 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 SpasSpas are certified to the APSP 14 National Standard and the California Energy Commission (CEC) in accordance with California Law.