展开The air purifier is ideal for home office and it will be a perfect gift for your family and friends.  This air purifier features with 3 filter nets that will efficiently release fresh air and provide healthy breathing environment for you and your family. It only consumes little energy but the coverage area can be up to 800 square feet. And the purifier can remove smoke bacteria viruses allergens pet dander and cooking odors from the air. In addition the child-lock design will prevent changes to existing mode. This air purifier comes with 3 fan speeds and auto mode. With touch button you can choose from low medium and high speed or the auto mode to run the air purifier easily. It can satisfy your different purification needs.  If you are looking for a product like this. Don't hesitate to buy it!  To eliminate smoke germs bacteria viruses and so on HEPA and activated carbon filter for effective air purification Cover up to 800 square feet of purifier area Auto mode can adjust speed settings according to real-time air quality Child-lock design to prevent change of the mode Set the time with the range of 0-8 hours Sleeping mode with low noise would not disturb your sleeping Air quality indicator shows different color according to air quality ETL certification ensures safety of air purifier Compact size is suitable to be placed in small spaces ● High Efficient Air Purifier - With CADR of 300m3/h this air purifier fits in various places like bedroom living room and kitchen. It includes pre-filter HEPA efficient filter activated carbon filter which can effectively eliminate dust allergens smoke odors pet fur and so on.● Auto and Sleeping Modes - Intelligent sensor can automatically adjust fan speed according to real-time air quality. Sleep mode is suitable for the bedroom with low noise creating a quiet and comfortable indoor environment to help you fall asleep.● Timer and Child-Lock Function - The timer can be set from 1 to 8 hours which can keep air clean when you sleep and also conserve energy at the same time. In addition child lock mode makes this air purifier be locked so that it will not affected by pets or children.● Filter and Air Quality Indicator - The air purifier features filter indicator light to help you measure the using life of the filter nets. It is better to replace a new one when light is on. Air quality indicator light will show different color according to the indoor air quality.● Safe and Convenient to Use - The machine has ETL certification and it is safe to use. Designed with compact size this air purifier occupies less space in your home. And the power cord is 61 inches making it easy for you to use anywhere in your home. ● Replacement Filter - 74385219 Material - ABS Color - White Product dimensions - 14" x 8" x 22"(L x W x H) Net weight - 15.5 lbs Package includes -  1 x Air purifier 1 x Instructions