Bortivier 4Pcs USB Mini Humidifier Mist Driver Circuit Board Fogger Atomization Film Atomizer Sheet DIY Kits, Easy to Use Fine Workmanship

USB Mini Humidifier Mist Driver Circuit Board Fogger Atomization Film Atomizer Sheet Diy Kits Ring atomizer plate, middle , 5um ultra-fine holes, 740 ultra-dense holes The of the atomized film adopts an silver layer, which protects the coating process and has a long service life, Use environmentally friendly electronic components 5V USB ultrasonic sprayer driver board and atomizer board, Low driving voltage, low power consumption, low impedance, stable waveform, high conversion efficiency Strong versatility, large amount of fog, stable performance, the chip has automatic timing shutdown function.5V USB power supply mode, which can be powered by for Android mobile phone charging cable.