Graham Field Lumineb II Type_Chisels Supply Operating Pressure: 40 to 90 Brand_Exergen Supply Operating Pressure: 40 to 90 psig The brush is protected behind a wax plug which is expelled before sampling low noise nebulizer Compact design with rounded corners with integrated carrying handle for transport Piston driven motor ensures high performance and long life Easy to clean and maintain Designed to meet the requirements of HCPCS code: E0570 Five year limited warranty Each nebulizer comes with: (1) Disposable nebulizer cup (1) Mouthpiece (1) 7' Clear Vinyl tubing (5) replacement filtersOptional Accessories Available: Adult Mask (Item 5704) Pediatric Mask (Item 5703) Carrying Case (Item 5703CC)Specifications Method of Nebulization: Piston Driven Power: 120V The Lumineb II Nebulizer Compressor is an all included solution when you need to administer prescribed medication via nebulizationFeatures include: Lightweight