Description: 100% brand new and high quality Dimensions: 16mm Dimensions(With the Aprons)app:20mm Voltage:5-12V Resonant frequency: 2.4MHZ Resonant impedance: < 2 ohm Coupling factor: > 52% Static capacitance: 1700±5%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!