The Roscoe Pediatric Dog Nebulizer Is Child-friendly And Designed To Reduce Anxiety During Treatments And Encourage Compliance It Has A Cute And Playful Design While Still Providing Effective Aerosol Treatments With A State-of-the-art Piston Compressor Dog Design And Angled Mouthpiece Or Pediatric Mask Options Encourages Compliance Delivers 43 Psi At Maximum Pressure And 16 Psi Operating Pressure With A Liter Flow Range Of 5 To 8 Lpm Lightweight And Equipped With Built-in Carrying Handle And A Convenient Nebulizer Parking Post Smooth Quiet And Easy To Use 45-degree Angle Delivery Allows Patient To Recline Comes Complete With Compressor Disposable Nebulizer Truneb Reusable Nebulizer Child Mask Angled Mouthpiece 7' Kink-resistant Tubing Five Extra Filters And Carrying Bag Limited 5-year Warranty