sovenomund sovenomund Dancing Ferrofluid with Music Rhythm, Ferrofluid Speaker Music Mate, Symbiote in a Bottle, Ferrofluid Display Lamp, Desktop Decor, Teenager Gifts (Not A Speaker) (Does Not Make Sound)

【Design inspiration】Ferrofluid is known as the prototype substance of the Marvel movie "Venom". The design purpose is to make the ferrofluid in the glass bottle jump out of different postures with the rhythm of the external sound/music, so that the sound/music can be visualized. 【Material】Note:Does not contain speaker will not make a sound. High strength ABS plastic shell,Imitation wood grain design,crystal diamond decoration,high transparency glass,nano iron powder,pure water,environmentally friendly and non-toxic. Built-in MIC,white LED backlight,can be used without connecting to any line,built-in battery,can last 8 hours when fully charged. 【Usage scenarios】It can be used as a music mate/sound partner for HI-FI speakers and Bluetooth speakers, desktop creative gift toy ornaments, ferrofluid displays, relieve tension toy, ferrofluid dancing lamp, and can also be placed on the piano surface as a piano Metronome. 【Relieve tension】Put it next to the speaker and it will dance to the rhythm of the music. Enjoying the beautiful dance of ferrofluid while listening to music can relieve tension. 【Note】The original design of our product will retain bubbles of different sizes, and the bubbles are used to buffer the pressure inside the glass bottle and prevent the glass bottle from breaking. Keep the device upright so that the bubbles will rise to the top of the glass bottle and you can't see the bubbles. And please don't use the product at high temperature, otherwise it will easily cause the bottle loaded with ferrofluid to break.