Are you looking for a professional, yet atomizing piece? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? , ! Our professional atomizing piece must meet you needs. It is one of the for you. Features -Color:Multi -Material: components and ceramic -Size:10.00X2.00X1.00cm/3.93X0.79X0.39in -Voltage: 3-12 V. - It is applied to all kinds of micro atomization, USB humidifier, perfume , aromatherapy , essential , all kinds of non cotton core humidifier, beauty spray . - piezoelectric ceramic is suitable for adjusting air humidity, odor and liquid medicine nebulization treatment in industry, storage, family, Hotel and other fields. - Portable size, easy to carry and install. It is suitable for piezoelectric ceramic . - The contains terminals, wires and silica gel rings. The atomizing piece will not be foggy and needs to be driven by a circuit board to - Low driving voltage, low power, low impedance, stable waveform and high conversion efficiency. Package list: 4 x Mist Maker Discs