MMAD ≤4 μm; Fine Particle Dose (FPD): 70-75% - Nebulization Rate ≥ 0.30 ml/min - Consistent Fine Particle Size for Efficient Respiratory Treatment - MESH Technology - Noise Level lower than 20 dB - Handheld Design (42 x 70 x 117mm) - Mouthpiece for Adult and Child Included - Compatible with Rechargeable Batteries - MicroUSB Port - BPA Free Medication Bottle