V 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.Adopt environmentally friendly electronic components.

Specifications: Product name: Humidifier driver boardColor: GreenVoltage: DV 5VCurrent: 300mAPower: 2WFrequency: 110KHzSteel sheet diameter: About 18.5 mmSilicone ring outer diameter: About 20 mmWire length: About 8 cmSize: approx. 35 *20*18.5mm