Description: 【Ferrofluid】: Ferrofluid Speaker uses breakthrough ferrofluid technology, where the dynamic interplay of liquid metal echoes the rhythm of your music, creating a unique and visually stunning visual experience. 【4 Colors Lighting】: Ferrofluid Audio Visual Speaker adopts an adjustable lighting design to enhance the atmosphere and a 360 degree panoramic view, bringing you both visual and auditory enjoyment. 【High Sound Quality】: BT Speaker brings you the enjoyment of high fidelity sound quality. The unique sound quality seamlessly combines technology and art. 【Ideal Gift】: Fluid Speakers unique design and streamlined appearance are suitable for most scenes in life. It can be placed in the living room, bedroom, study, etc. to enjoy music. 【Parameters】: The connection method is Bt connection; the effective distance is 3 meters; Bt version 5.0; power requirement: 8W 5V. Specification: Additional Features: Lighting Rated Power 8W Power Supply: 5V Battery capacity: 3000mAh Size Chart: 120mmx102mm/4.72inchx4.02inch Package Includes: 1 Ferrofluid speaker 1 Charging Cable 1 Stand 1 Instruction Manual Note: Please allow slightly errors due to manual measurement and different monitors.