- Full foam insulation for extreme energy efficiency
- Intuitive and simple digital control panel
- Adjustable waterfall
- Underwater, multi-color LED light
- Ozone Water System
The Sereno Hot Tub 4-Person 22-Jet Plug and Play Hot Tub with Heater, by Lifesmart Spas includes a digital topside control center for jets, temperature and lighting, adjustable waterfall, and a multi-color LED light. The Sereno Spa includes an Energy Saving Value Package, which features: Full foam insulation; Insulated thermal locking cover; Ozone water care system, which reduces the need for harsh chemicals. Lifesmart Spas are energy efficient, so there is no need to turn the temperature down while not in use. Full foam insulation and a locking thermal cover will keep the heat in and the electric bill low, so you can enjoy your new spa for years to come. Lifesmart Spas exceed the stringent California Energy Commission mandates for hot tub energy consumption.