Features: Drive-voltage: DC3-12V, Rated power: 1.5W, Atomization capacity: 25-600mL/H. Easy to use. After charging the frequency sweep driver board, press the key to start. 20mm diameter ultrasonic atomizer plate provides finer particles, helping protect your desk or other surfaces from dampness. It works effectively over water surfaces, absorbent sponges, or towels, producing fine mist and high spray performance. Note: It must not be submerged, as it will not produce mist when fully underwater. Widely used in ultrasonic atomization devices, USB humidifiers, perfume atomizers, aromatherapy diffusers, and other misting applications. Specifications: Control board size: 35x19mm / 1.4x0.7 inch Drive-voltage: DC3-12V Rated power: 1.5W Atomization capacity: 25-600mL/H Power range: 0.6-3W Color: black/green/blue Note: Please allow 1-3cm error due to manual measurement. Ensure you are comfortable with this before purchasing. Due to differences in monitor displays, the image may not reflect the actual color of the item. Package includes: 1 x Ultrasonic Atomization Module