D16mm 1.7MHZ Ultrasonic Mist Maker Atomizing Transducer Ceramic Humidifier Description : TYPE A: new and high quality Dimensions: 16mm DimensionsWith the Apronsapp20mm Voltage12-36V Resonant frequency: 1.7MHz Resonant impedance: < 2 ohm Coupling factor: > 52% Static capacitance: 17005%pF Atomization quantity: 150cc/hrs The working conditions Maximum working voltage: less than or less than 60V The maximum working temperature: 85 or less TYPE B: Description: 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! TYPE C: Dimensions: 16mm DimensionsWith the Apronsapp20mm Voltage12-36V Resonant frequency: 2.4MHz Resonant impedance: 52% Static capacitance: 17005%pF Atomization quantity: 150cc/hrs 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! TYPE D: Made of high quality ceramic, it is solid, durable and anti-aging, long service life. It features high frequency that provides fine mist to you, high working efficiency. Its diameter is 20mm, easy to install and replace. Great tool of humidifiers. Mist maker disc only, other accessories demo in the picture is not included! Material: Ceramic, Metal Optional nominal frequency: 113/108 KHz Adjust the frequency difference: 0.003 MHz Temperature frequency difference: 0.003 MHz Total frequency difference: 0.003 MHz Load capacitance: 3200pF Load resonance resistance: 60 Excitation level: 0.5mW Reference temperature: 26/78.8 Insertion loss: 3 dB Stopband attenuation: 2dB Input impedance: 0.2k Output impedance: 0.2k Dia.: app.2cm/0.79in Color: White Quantity: 1 Pc TYPE E: Material: Ceramic, Wire Diameter: Atomizer: 2cm/0.79in; Sealing ring: 2.5cm/0.98in Nominal frequency: 2.4MHz Adjustable frequency difference 0.01MHz Temperature frequency difference: 0.01MHz Total frequency difference: 0.02MHz Load capacitance: 2200pF Load Resonance Resistor: 350 Excitation level: 250mW Reference temperature: 26 Insertion loss: 3dB Stopband attenuation: 2dB Input impedance: 0.2k Output impedance: 0.2k Color: As picture shown Quantity: 1 Pc 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) _x000D_