[HIGH PERFORMANCE] 3-Stage filters, the air through pre-filtration, HEPA filtration and activated carbon filtration 3 levels filters, it can capture 99.97% of 0.3 micron air particles, such as dust, dander, smoke, pollen and odor; H13 level filter; 100-240V Voltage ,output 24V 1.5A [LARGE COVERAGE AREA & 360°AIR INTAKE ] With a high clean air delivery rate (CADR) of 212CFM / 360m³/h. EAP360 is powerful to refresh the air 5x per hour in rooms as 231.39 Sq Ft (25.71m²), max cleaning space could cover up to 1157 Sq Ft once per hour. Featuring 360°air intake with 5 speeds adjustable.The higher CADR of the air cleaner, the larger coverage space room [AUTO SENSOR & USER FRIENDLY DESIGN] Built-in dust sensor can automatically adjust wind speed according to real-time air quality; Different colors LED light can indicate the air quality; Blue means the air quality is excellent; Green light means the air quality is normal; Orange light means the air quality is bad; Red light means the air quality is extremely bad; At the same time the digital display can show PM2.5 value in real-time [UNDISTURBED SLEEP MODE & TIMING FUNCTION] Equipped with a brushless DC motor, it reduce the noise to below 29dBA, and the indicator light can be turned off to enjoy a perfect night of sleep; The timer function will allow you to set the shortest time 1 hour and the longest time 12 hours as you want; filter indicator will remind to change the filter; child lock design ensures the safety of baby and pet [OZONE FREE & FULL CERTIFIED] ECOWELL air purifiers avoid to use negative ions that can produce harmful ozone and secondary pollution; Complies the requirements with CARB for indoor cleaning devices, also be FCC and EPA certified, ETL listed and we offer 2 years limited warranty and local US company after-service [WARM REMINDER CHANGE AIR FILTER] We recommend you to replace the air filter to keep this device can delivery can clean fresh air always. The air filter is recommend to replace each 3-6 months depends on your living air quality status. Original air filter available on amazon search ASIN: B0CY4PFJDF