and User - Friendly: Equipped with an easy - to - read display and intuitive control buttons, it's simple to operate. Some models even connectivity, allowing you to control the device with your smartphone, no matter where you are. True 2-in-1 Purifier & Humidifier Combo : All-in-design: H13 HEPA filter traps dust, pet dander, smoke; evaporative humidifier absorbs gases & VOCs. Dual purification delivers purer for bedrooms, living rooms, kitchens, offices & more. H13 True HEPA – 99.97% of Particles ≥0.3μm Removed : Captures PM2.5, pollen, pet hair, smoke & VOCs. 360° intake refreshes 3×/hr in rooms up to 215 ft²/20 m². Breathe cleaner, fresher with hospital-filtration Evaporative Humidifier – No White Dust, No Condensation : Nano water molecules gently humidify—no large mist. Prevents wall/furniture damage. 0.8 Gal (3 L) top-fill tank + multi-stage water purification lets you use tap water, no white residue. Humidity & Ultra-Quiet, Low Power : Auto-adjusts fan speed to maintain comfy humidity; 400 ml/h output helps you wake without sore throat. Just 10 W max power (0.24 kWh/24 h). Near-silent 26 dB for restful sleep. Certified Safe & Easy Filter Care : FCC, RoHS, UL, CE, CARB, ETL listed. Carbon water filter removes sediments, chemicals, heavy metals. Replace filter every 6 mo (sooner w/ hard water) eco-friendly, healthy materials.