Featuring a PTC heating design, the hot tub's heater pump delivers a robust 1350W of heating power, raising the water temperature by 1.8-2.7 per hour. The SPA cover enhances heating efficiency, and once the desired temperature is reached, the thermostatic system kicks in for optimal energy management. Indulge in supreme relaxation with the inflatable hot tub SPA, boasting 130 air jets that generate thousands of bubbles, providing a gentle massage experience for 2-4 people with the 57X57X25…