Features: Frequency:113+/-3KHz. Operating Voltage: 3.7-12V. High quality material, durable in use. Applications: for micro-atomization, DC005 humidifier perfume-atomizer etc. It can working well over the water-surface, absorbent sponge or towel with better particles and higher spraying level. Specifications: Material: Electronic Component Operating Voltage: DC3.7-12V Size: Approx. 39x20x6.5mm/1.54x0.79x0.26in Package Includes: 1x Ultrasonic Humidifier Mist Maker 1x PCB Module D20mm note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
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