【Instant Setup – No Installation Required】 Innovative inflatable design with multi-function hose – inflates in just 1.5–2 minutes. No tools, no plumbers, no bathroom remodeling. Complete 11-piece accessory kit (including ground mat & connectors). Simple 5-step from unboxing to soaking – spa enjoyment for everyone.

【Smart Temperature Control – Use All Year】 Precise 20–40°C adjustment (±1°C accuracy), default 38°C. Exclusive Freeze Protection (FP) mode: automatically heats when water <5°C, maintains 5–10°C to prevent pipe freezing. Enjoy constant-temperature spa in any weather – “soak whenever you want.”

【Bubble Massage – Relieve Body & Mind】 One-touch bubble massage system: gentle bubbles wrap your body, boost circulation, and ease muscle soreness. Smart 20-minute auto-off prevents overuse. Bubble function auto-disables when lid is closed (no air pressure buildup) – safe and relaxing.

【Multi-Layer Safety – Family Friendly】 Child safety lock (auto-locks after 10s idle), overheat protection (auto shut-off + alarm >45°C), filter reminder (replace after 120h), and 12A rated current with no-load protection. Safe for seniors, adults, and kids – worry-free hydrotherapy.

【Dual-Cartridge Filtration – Clean Water Always】 Dual high-efficiency filter system – works during heating and continues 2 minutes after shutdown for crystal-clear water. Supports pH (7.2–7.8) and residual chlorine (2–4ppm) management. Every dip feels as fresh as the first – protect your family’s health.