Description: 100% brand new and high quality Dimensions: 16mm DimensionsWith the Apronsapp20mm Voltage5-12V Resonant frequency: 108KHz Resonant impedance: 52% Static capacitance: 17005%pF Atomization quantity: 150cc/hrs Suitable Profiles: USB Humidifiers The working conditions Maximum working voltage: less than or less than 60V The maximum working temperature: 85 or less Note: 16mm diameter is to remove the size of the pastic Ring On the atomization of the film 2 wires, because the batch is not the same, sometimes red and black, sometimes yellow and blue, the other does not affect the use Size for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon. And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes 1pc x D16mm Ultrasonic Humidifier Accessories (no retail package)