Brand new in box. Smart Wifi Air Purifiers for Home 387 sq.ft, Alexa Enabled True HEPA Air Filter Cleaner for Pollen, 24dB Quiet Air Purifier with PM2.5 Display. About this item 4-STAGE TURE HEPA FILTRATION FOR HIGH EFFICIENCY PURIFICATION-- With a CADR of 210 m3/h, the Donatello air purifier covers an area up to 387ft²(36m²). True HEPA Filter works alongside the Pre-Filter and Activated Carbon Filter to capture 99.97% of airborne particles 0.3 microns in size. This portable air purifieris perfect for smokers, pet owners, children, the elderly, or anyone who want to improve the air quality 4 WAYS OF CONTROL FOR CONVENIENT TO USE--Smart wifi control, voice control, remote control and panel control, this home air purifier can compatible with Amazon Alexa and Google Assistant, so you can use your room air purifier without having to lift a finger. With the Tuya Smart app, you can control your smart air purifier from anytime anywhere 8 TIMER SETTINGS&3 FAN SPEEDS--This small air purifier has 8 timer options (1H/2H/3H//4H/5H/6H/7H/8H) allow you set the operating time. Adjust the fan speed (Low/Med/High) to capture as much air pollutants as required to purify air on a daily basis or to tackle stronger odors, particles, or pollutants from outside AUTO MODE FOR ENERGY SAVING--Thanks to the built-in smart air quality sensor, the hepa filter air purifier can automatically adjusts fan speed according to the air quality, which can cut down on electricity usage and give you a healthy living environment SLEEP MODE&ULTRA QUIET--The display lights of this desk air purifier will be turned off under Sleep Mode. There are also 2 soothing sounds for you to choose for good sleeping. Thanks to the new brushless motor, the 24dB noise level is almost voiceless. The Child lock can prevent error operations caused by pets or children. Timer Setting & energy Saving You can set a timer from 1 to 8 hours for your diverse need. Operating at just 22W at its highest fan speed, this small air purifier for home is ideal for those who want to cut down on electricity usage and help the environment NOTE: Put the smart air purifiers for home on a level surface, 1ft / 30cm away from walls when using. Always unplug the air purifier before opening the grille, changing filters, cleaning or whenever the air purifier is not in use. Be sure to pull by the plug, not the cord. The HEPA filter is not washable. Do not immerse any part of the air purifiers in water as it will cause damage. The replacement filter of this mini air purifier should be replaced about every 6 months depending on the environment and usage frequency (Search for B0967S4YVZ)