PRODUCT FEATURES: 360 degree molded, low resistance, high output diffuser head design, quiet, efficient hydration with less rain out. resists clogging due to mineral build up from water Special diffuser and relief valve design delivers high flows with minimum internal resistance Pressure relief valve that automatically resets reduces nurse/caregiver time in case of temporary occlusion Audible pressure relief alert warns of potential patient or equipment hazards Jar permanently marked in large print, minimum/maximum water levels easy to read, durable, will not rub, wear or wash off PRODUCT SPECIFICATIONS:VENDOR: Salter LabsVENDOR NUMBER: 7900-0-10PRODUCT ID: 79213900BRAND: Salter Labs®LATEX FREE INDICATOR: Not Made with Natural Rubber LatexUSER: UniversalSHIPPING INFORMATION:HEIGHT: 8.2 InchWIDTH: 21.2 InchDEPTH: 14 InchWEIGHT: 2.6 lbs.