Specification Brand : plplaaoo BulletPoint1 : Good Atomization Effect: Fine spray particles, large amount of atomization, do not wet the desktop, providing you great using experience. BulletPoint2 : Good Performance: Atomization module has low driving voltage, low power, low impedance, stable waveform and high conversion efficiency. BulletPoint3 : Fine Atomization: Atomizing tablet intermediate spray, 5um ultra fine spray aperture, 740 ultra dense spray holes, atomization volume is 50ml/h. BulletPoint4 : Exquisite Workmanship: The anti oxidation silver layer on the surface of the atomized sheet protects the coating process and has a long service life BulletPoint5 : Product Size: Steel sheet diameter is 16mm / 0.6in, outer diameter of rubber ring is 20mm / 0.8in, resonant frequency is 108‑110KHz. Capacity : 50 milliliters ItemName : USB Humidifier Module,USB Spray Module Circuit Board,Atomization Module with Switch Control Timing Shutdown Ultrasonic Humidifier 740 Holes 5μm Microporous Atomization Disc ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 11 centimeters ItemPackageDimensions_Width : 5 centimeters ItemTypeKeyword : humidifiers ItemTypeName : Humidifiers Manufacturer : plplaaoo ModelName : plplaaooqxfw5mgepb ModelNumber : plplaaooqxfw5mgepb PartNumber : plplaaooqxfw5mgepb PowerSourceType : Corded Electric ProductDescription :