USB Mini Humidifier DIY Kits Circuit Board Fogger Atomizer Sheet Oscillating

Description: Low driving voltage low power low impedance stable waveform high conversion efficiency. Surface of the atomizing sheet adopts an oxidation-resistant silver layer to protect the coating process long life. Adopt environmentally friendly electronic components. Specifications: Product name: Humidifier driver board Color: As show Voltage: DV 3.0V-9.0V Package include:1PCS