Powerful Air Purifier for Large Rooms up to 1076ft² - H13 True Filter, 4-Stage 🌬️ Filtration, Ultra-quiet: 20dB, Ideal for Bedroom, Home, Dust, Odor, Smoke, Pet Hair - CADR 250 m³/h Review

【Upgraded 4-Stage Filtration System】 H13 True HEPA air purifier is more efficient than any other 3-stage filtration system air purifier. We upgrade the air filter and adopt 4-stage filtration system, incluing Pre-Filter, Activated Carbon Filter, True HEPA Filter and Net Filter. The Filters can effectively remove 99.97% of airborne and it can filter particles as small as 0.3 microns. 【HEPA Air Purifier for Large Room】 With CADR rating of 250m3/h, this HEPA air purifier can clean large room up to 1076ft2 in an hour, 538ft2 in 30 minutes, 269ft2 in 15 minutes. You can put the high CADR air purifier anywhere in your home for 360° air circulation. 【Quiet Sleep Mode & Energy Saving】 Air purifiers for home can run at only 20dB and automatically turn off LED display and breathing light at sleeping mode, create a quiet environment without disturbing your sleeping. Perfect for pet owners, babies, children, the elderly or anyone who want to improve the air quality in their home. 【Multi-function Touch Panel】 Our air purifiers for bedroom adopts 4 fan speeds (low, medium, high and auto) and a timer function (2H/4H/8H) to meet your needs. The detect sensor of the air purifier will adjust the speed automatically.The filter indicator will remind you to change the filter every 6 months. Child lock function can avoid error operations efficiently caused by pets or children. 【Safe & Certified】This air purifier is safe to use and it certified by ETL/EPA/CADR. Tips: Please replace air purifier every 3-6 months. (It depends on environment of your room and usage frequency). If you have any questions, please feel free to contact us.