• TRUE HEPA TECHNOLOGY: Filters 99.97% of dust, pollen, smoke, odors, mold spores, and pet dander. This air purifier filters particles as small as 0.3 microns and larger, helping to improve overall health. Perfect for pet owners, babies, children, the elderly, or for anyone wanting to improve the air quality in their home. The perfect gift for parents, office mates and friends
    • MULTIPLE FILTRATION STAGES: The 3-in-1 purification filter applies the fine preliminary layer, the true HEPA layer and the activated carbon layer reducing unpleased odors effectively, such as pet, smoking and cooking odors dwelling around your living spaces. Ideal for people who suffer from allergies or nasal stuffiness. Please note : the light cannot be turned off when the machine is running
    • SIMPLE TO USE & PORTABLE: Using this air purifier couldn’t be easier as one-button operation turns it on/off and controls the fan speed. The stylish and compact design mean it looks great anywhere and fits almost any place. The low power consumption and low noise make it affordable to run and quiet.
    • CIRCULATE AND FRESHEN YOUR AIR: The odorous air gets sucked into bottom of the air purifier, filtered through the multi-layer filter, then ejected out of the top of the air purifier, filling your living space with cleaner, fresher-smelling air.
    • WARRANTY AND SERVICE: Our fan-favorite 12-month warranty and kick-ass customer service is supplied with all of our products. If you encounter any problems or have any questions, be sure to get in touch with us for a reply within 24 hours.
     
    • 【Perfect for Home and Office】Koios humidifier has 4L large capacity and supports 16 hours constant work, which could bring you all day freshness with only one time water filling, and the machine will automatically stop working when no water remained.
    • 【Top Fill Water】 Add water from the top directly or put forward the water tank to add water, which are convenient and effectively avoid water leaking. You can add water into top fill humidifier at the same time watching your favorite TV show.
    • 【Multi-Function】6 smart touchable buttons in cool mist humidifier with 6 modes. Real-time humidity on the screen and 3 adjustable mist levels. Humidistat mode to keep the right humidity. Sleep mode offer a comfortable environment for your sweet dream. Anion function produces fresh anions Timer can be programmed from 1 to 12 hours.
    • 【Open Water Tank】The wide opening water tank makes it easy for you to clean every nook and cranny of the tank completely. Built-in cotton filters purify water before it is diffused. Three air filters under the humidifier clean the air wind.
    • 【Ultra-Silent】The whisper-quiet humidifier is very quiet in the operation, which won't interrupt your working or ruin your sweet dream. 【NOTE】Please wait for 30-60 seconds after you put the water tank into the base to turn on the humidifier at the first time. And the EI code indicates no water in the tank or fail in misting, there is the solution to EI code in the description part.
     
    • 【4L TOP-FILL HUMIDIFIER】Just open the lid and add water easily directly at the top of the humidifier. KOIOS 4L/1.1 gallon large-capacity humidifiers offer you all day freshness on just one filling.
    • 【SUPER-QUIET UNIT】The ultrasonic cool mist humidifier adopts new low-noise designs and the silent fan (less than 35dB) reduces background noise. It’s a great choice for the home, bedroom, living room, air-conditioned rooms and baby’s room.
    • 【FRESHER & HEALTHIER AIR】This humidifier has 3 mist settings (low/medium/high) to adjust the amount of mist emitted, creating a 100ml/h-250ml/h large mist with a 360-degree rotatable mist nozzle. It gives relief for dry coughs and insomnia by creating a better breathing environment.
    • 【HUMIDITY SENSOR】 Detect the humidity of your room in real-time and see it displayed on the LED screen. You can set a suitable and comfortable humidity level via the touch button control. Sleep mode, timer and waterless auto shut-off make using the humidifier more convenient.
    • 【DURABLE FILTER & LOW POWER CONSUMPTION】The filter of this humidifier does not need changing very often and can be used continuously for a long time. The 25W low power consumption allows for all-day use without worrying about wasting energy.
     
    • 【TOP FILL FOR EASY CLEAN】Just open the lid and add water easily directly at the top of the humidifier. KOIOS 4L/1.1 gallon large-capacity humidifiers offer you all day freshness on just one filling.
    • 【ULTRASONIC TECHNOLOGY】: With an advanced sensitive touch button to control the diffuser humidifier you will easily control the ultrasonic emissions with just a finger.
    • 【3 ADJUSTABLE MIST SETTINGS】The 4L/1.06 Gallon large capacity humidifier contains 3 mist modes:LOW-MEDIUM-HIGH. You need to adjust to mist level settings by pressing the power button continuously after turn on the humidifier. The Working time last 14-20 hours and cover a room of 161-322 ft² after filling.
    • 【HUMIDIFIER SENSOR】: Detect the indoor humidity in real time. You can set a suitable and comfortable humidity mode based on the surrounding environment. Detect the indoor humidity in real time. You can set a suitable and comfortable humidity mode based on the surrounding environment. 45%-60% is the optimum humidity zone for human health. It is a good choice to give relief to cough and insomnia for better breathing.
    • 【DURABLE FILTER & LOW POWER CONSUMPTION】The filter of this humidifier does not need changing very often and can be used continuously for a long time. The 25W low power consumption allows for all-day use without worrying about wasting energy.
    • 【TOP FILL FOR EASY CLEAN】Just open the lid and add water easily directly at the top of the humidifier. KOIOS 4L/1.1 gallon large-capacity humidifiers offer you all day freshness on just one filling.
    • 【ULTRASONIC TECHNOLOGY】: With an advanced sensitive touch button to control the diffuser humidifier you will easily control the ultrasonic emissions with just a finger.
    • 【3 ADJUSTABLE MIST SETTINGS】The 4L/1.1Gallon large capacity humidifier contains 3 mist modes:LOW-MEDIUM-HIGH. You need to adjust to mist level settings by pressing the power button continuously after turn on the humidifier. The Working time last 14-20 hours and cover a room of 431-538 ft² after filling.
    • 【HUMIDIFIER SENSOR】: Detect the indoor humidity in real time. You can set a suitable and comfortable humidity mode based on the surrounding environment. It is a good choice to give relief to cough and insomnia for better breathing.
    • 【SUPER-QUIET UNIT】The ultrasonic cool mist humidifier adopts new low-noise designs and the silent fan (less than 35dB) reduces background noise. It’s a great choice for the home, bedroom, living room, air-conditioned rooms and baby’s room.
    • 【TOP FILL FOR EASY CLEAN】Just open the lid and add water easily directly at the top of the humidifier. KOIOS 4L/1.1 gallon large-capacity humidifiers offer you all day freshness on just one filling.
    • 【ULTRASONIC TECHNOLOGY】: With an advanced sensitive touch button to control the diffuser humidifier you will easily control the ultrasonic emissions with just a finger.
    • 【3 ADJUSTABLE MIST SETTINGS】The 4L/1.1Gallon large capacity humidifier contains 3 mist modes:LOW-MEDIUM-HIGH. You need to adjust to mist level settings by pressing the power button continuously after turn on the humidifier. The Working time last 14-20 hours and cover a room of 431-538 ft² after filling.
    • 【HUMIDIFIER SENSOR】: Detect the indoor humidity in real time. You can set a suitable and comfortable humidity mode based on the surrounding environment. It is a good choice to give relief to cough and insomnia for better breathing.
    • 【SUPER-QUIET UNIT】The ultrasonic cool mist humidifier adopts new low-noise designs and the silent fan (less than 35dB) reduces background noise. It’s a great choice for the home, bedroom, living room, air-conditioned rooms and baby’s room.