Ferrofluid Dancing Rhythm Lamp — Magnetic Fluid Speaker Sound Partner

Bring sound and motion together with this magnetic-fluid music lamp. The ferrofluid display reacts with audio for a striking visual effect while serving as a compact speaker — ideal for desktop or ambient use. Specifications: Color: Yellow/Grey Power: 10W Power input: 5V2A Liquid tank capacity: 100ML Battery capacity: 4000mAh Product size: 172 * 106 * 54mm Charging duration: approximately 8 hours Packaging weight: 855g Package contents: 1*Magnetic Fluid Speaker Music Mate