--5V USB ultrasonic mist maker driver board and atomizer plate.
--Low driving voltage, low power, low impedance, stable waveform, high conversion efficiency.
--Round ring atomizer plate, middle spray, 5um ultra-fine spray aperture, 740 ultra-dense spray holes.
--Surface of the atomizing sheet adopts an oxidation-resistant silver layer to protect the coating process, long life.
--Noiceless and make mist for whole night, provide contiuous moisture and relax your mood.