Vornadobaby Purio Nursery True HEPA Air Purifier Effective 3-stage filtration- Washable prefilter, Activated carbon filtration and True HEPA filtration remove 99.97% contaminates in rooms Purifies all the air around baby 6.3 times per hour 3 airflow settings and sleep mode; Electronic back-lit control panel with tamper-resistant lock feature Covered cord storage concealed in base and locking filter cover Backed by a 5-year Happy Parent Guarantee Built to meet U.S. voltage requirements, and certified, safety-tested, and warrantied for use solely within the U.S.