Child-friendly Design To Encourage Therapy Compliance Easy-to-replace Filter Powerful Piston Pump Is Efficient Dependable And Quiet Complete With Disposable And Reusable Neb Kits Mouth-piece Pediatric Aerosol Mask Carry Bag Replacement Filters And Instructions Retail Packaged 120 Vac 60 Hz Liter Flow ? 8 Lpm Warranty Limited 5 Year Weight 3.1 Lbs Hcpcs Codes: E0570-1 E0570