Captures finer particles than HEPA H11 (0.3 microns). ULTRA QUIET: Choose from 4 fan speeds, with the lowest setting operating virtually silent. Runs at 110 Volts at a maximum noise level of 70 dB. For the most discreet operation, enable sleep mode to completely dim the unit's panel lights.EASY TO USE FEATURES: Includes a sleek touch panel with 0-8 hour timer, fan speed, optional ionizer, dust sensor, sleep mode, filter replacement indicator, auto mode, PM2.5 pollution indicator, and child lock, great for both kids and pets. QUALITY TESTED & BACKED: CARB, ETL, and Energy Star certified. The replacement filter (B07LFJMS2S) lasts 3,000 hours or about 6 months. Up to 2,500 sq. Up to 1,100 sq. This item is in the category "Home & Garden\Home Improvement\Heating, Cooling & Air\Indoor Air Quality & Fans\Air Purifiers". The seller is "hifiaudio*com" and is located in this country: US. This item can be shipped worldwide.