5V Mini USB Humidifier Air Purifier Circuit Board Driver Plate Atomization 7Y2W

Description

Description
specification:
Frequency: 110KHz
Steel plate diameter: about 16mm
Diameter of outer silicone ring: about 20mm
Cable length: about 8cm
Size: about 5mm 46 * 20 * 17mm / 1.81 * 0.79 * 0.67 inches
The package includes:
1*Atomization film