Piston Nebulizer Rossmax NE100 2in1 cup for easy cleaning, assembly and disassembly MMAD ≤2.6 μm; Fine Particle Dose (FPD): 80-85% Nebulization Rate ≥ 0.35 ml/min Consistent fine particle size for efficient respiratory treatment Powerful Piston compressor Mouthpiece and masks for adult and child included Economic Design Efficent Respiratory Utilizing the new technologies to improve the management and treatment of asthma, COPD and other respiratory conditions. With nebulizer systems, patients have the ability to effectively manage and treat their respiratory condition anywhere, anytime. MMAD - 2.591μm Accessories: Air tube Air filters Instruction Manual Masks for adult and child Nebulizer kit, mouthpiece