Sound Fluid is a music visualization piece that uses ferrofluid to create a dynamic, music driven display. As the rhythm changes, the ferrofluid moves with varying speed and shape, delivering a striking visual experience. This product is not a speaker and does not produce sound on its own. Key features Function: Visual music visualization that responds to rhythm; no audio output. Materials: ABS plastic body, clarity glass, nano iron powder, and nonpure water. Lighting and power: White LED backlight powered wirelessly by an internal battery; up to 8 hours of use per charge. Design: Silent ambient art designed to enhance a space without adding sound. Use scenarios Living room or home entertainment area: enhances music or video viewing with a compelling visual display. Desk or office: provides a calm, aesthetic ambient light that complements background music. Small events, galleries, or showrooms: serves as a captivating silent visual element in limited spaces. Notes Not a speaker; intended as visual art only.