Efficient Atomization: Delivers an ultrafine 5um mist output with 740 spray holes for rapid humidity boost in dry rooms. The 5V USB driver board provides quick relief from dry air discomfort while traveling or at home. Stable Performance: Features low impedance and a stable waveform for conversion efficiency. The circuit board atomizer module uses a long lasting oxidationresistant silver layer to avoid erosion and insure reliable operation. Compact Design: 46*20*17mm footprint and a 16mm steel sheet. This purifier circuit board is suitable for DIY projects, offering an 8cm wire for easy integration into various humidifier setups. Environmentally Friendly Components: Built with environmentally friendly electronic parts, this atomizer board module provides a no risk option for continuous use, supporting a general application in small spaces. Use scenarios Travel or home humidification: Uses a 5V USB power source to provide humidification in dry environments while traveling or at home. Desktop or smallspace humidification: Ideal for desks, bedrooms, or other compact living or working areas needing humidity control. DIY projects and : Suitable for hobbyists integrating into custom humidifiers or other smallspace humidity solutions, thanks to its compact size and 8cm wire.