The LAICA MD6026P aerosol therapy ultrasound device guarantees a rapid and extremely silent spray. Easy to use, its silent operation makes it the perfect solution for children. The ultrasound device converts electric energy into high frequency vibrations using a transducer. These vibrations are transmitted to the surface of the solution, creating a stationary wave that nebulises the medicine. 1 Nebuliser, 1 Adult Mask, 1 Paediatric Mask, 1 Mouthpiece, 1 Mask Connection, 40 Ampoules, 1 Air Connection Tube, 1 Adaptor, 1 User Manual. Power supply With adaptor: Input 100240V 50/60Hz 0.35A / Output: 12V 1A. Noise level at 1 meter: 40 dB