Q3000PRO is a large-area commercial HVAC scent diffuser designed for hotels, shopping malls, offices, cinemas, restaurants and other high-traffic spaces. With a 1000ml oil bottle and coverage up to 4000m³, it supports stable fragrance delivery for long operating periods. Touch-screen, Bluetooth and WiFi app control make scheduling and intensity adjustment more convenient, while wall-mounted, standalone and HVAC installation options adapt to different project layouts. Its metal housing and waterless diffusion system are built for professional scent marketing applications. DANQ supports OEM/ODM cooperation for distributors, fragrance brands and commercial scenting projects.