Child-friendly Design To Encourage Therapy Compliance Convenient Doggy House Backpack Case Comes Inside Each Beagle Neb Box Fun And Entertaining Doggy Stickers Included Complete With Disposable And Reusable Neb Kit Mouthpiece Pediatric Aerosol Mask Replacement Filter And Instructions Powerful Piston Pump Is Efficient Dependable And Quiet Retail Packaged 120 Vac 60hz 8 Lpm Warranty Limited 5 Years Weight 3.1 Lbs Hcpcs Codes: E0570-1 E0570+a7013+a7015