From Novita
• Product Dimension (W x D x H): 340 mm x 175 mm x 434 mm • Product Weight: 4.1 KG • PuriPro H13 HEPA Filter • 4-Stage Filtration • Brushless DC Motor System • Semi-permanent built-in ionizer that emits more than 20 million/cm3 negative ions to keep 99.97% of airborne allergens and gems at bay • CADR Particulate (PM2.5): 337 m3/hr • CADR Smoke (PM0.1 to 1.0): 272.6 m3/hr • Coverage: Up to 861 ft2 • Air Flow Rate: Up to 400 m3/hr • Noise Level: Up to 57 dBA • PM2.5 Sensor & Display • Air Quality Sensor Light • Dual Program Mode (Auto, Sleep) • 4 Speed Settings • Timer • Childlock Mode • Filter Replacement Indicator • Energy-Saving Sleep Mode