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A 3D model of a smart water dispenser, featuring metallic silver and black finish, digital display, and integrated water outlet and a minimalist, tech-savvy aesthetic. It has highly detailed 3D model with realistic textures and is suitable for home or office water dispensing needs.

A 3D model of a small household appliance, featuring a white cube shape with a circular front door, metallic trim, and control buttons, and a modern minimalist aesthetic. It has clean lines and low polygon count and is suitable for kitchen use or home decor display.

A 3D model of an air purifier, featuring a white casing, black circular panel, gold trim, and a control knob, with a minimalist and modern aesthetic. It has smooth edges and a functional control interface, suitable for home or office air quality improvement. (注：原类目"Other"不准确，识别为"Air Purifier"，符合设备特征：白色外壳、圆形控制面板、旋钮调节，为家用/办公空气净化设备)

A modern white washing machine designed with a circular black door and digital display, suitable for compact laundry areas, featuring 198998 polygons.