Okaysou AirMic4S Air Purifier Review

Okaysou over the years designed various air purifiers and AirMic4S is one of the efficient air purifiers that are worthy to be part of every house. Pure air indoors is actually a need for everyone and it is hard to get because of the pollution and outside circumstances. Poor quality of air causes various health issues and it is necessary to get rid of musty smell in the house.

Smelly indoors, dust cause allergies, asthma and disturbance in sleep as these reduce the air quality in the home. Even after cleaning the house and maintaining it thoroughly the contaminated air is not safe to inhale and leads to many disturbances. With the medical-grade air purifier, it is easy to get rid of bad odor, pet dander, and hair in the house and it is much effective on harmful gases.

Pros Okaysou AirMic4S Air Purifier Review

  • Easy maintenance.
  • Lightweight and portable.
  • 5 years warranty.
  • Low energy consumption.


  • Not very effective on smoke.
  • It is noisy when works with full speed, but can change the mode.

Design, size, placement

Okaysou AirMic4S medical-grade air purifier comes with a modern design and is suitable for a mid-sized room. The external body is made using ABS plastic and the intake vent consists of two rows of vertical slits. With many effective features this air purifier actually performs all the tasks without much noise. Okaysou AirMic4S is it easy to carry and comes with dimensions of (8.7×8.7×11.8 inch). The motor drives 12- vane fan and is quieter.

The intake gets no disturbance of clogging as the filter has enough space to keep large particles, pet hair that is sucked from the air. As the motor sits on top of the fan it is clean and cool making the air filtered through this unit. Changing filters is not at all a fussy task as the light blinks and the body is constructed in a user-friendly manner. After replacing the filter press the button for 3 seconds to reset the time.

How it works and what sources of indoor pollution destroy

Okaysou AirMic4S is a compact design of the air purifier that filters airborne particles from indoor air making it pure. The beautiful design and the attractive appeal of the purifier make it look much decorative in the room.

Protecting your air is the basic duty of the air purifier and AirMic4S is designed uniquely to destroy indoor pollution efficiently. Apart from the air purifying to 99.97 % dust elimination is also seen in the working of the purifier.


Okaysou AirMic4S Air Purifier Review

  • Ultra-filter: This is the basic stage of the purifier where it mostly filters the dust from the air. The pre-filter level of purification removing heavy pollution from the air.
  • H13 Duo-filter: The filter works depending on the air quality and increases the filter surface as the H13 filter have 130 folds working efficiently for 4320 hours. This filter cleans the air, eliminating stubborn odors from the air.
  • Active carbon filter: The active carbon filter traps all the impurities and purifies the air thoroughly.
  • Medical grade: This is not for medical purpose, but efficiently cleans the air from common contaminants like allergens, pollens, bacteria, cooking odor protecting the family from allergies and asthma.

Key features

  • Handy: The portable design is a cool bonus feature as it is easy to carry into every room of the house.
  • 3 fan speed: The fan speed is used to clean the air faster. In order to get the air clean in a hassle-free manner, the level of speed is much useful.
  • Medical grade air purifier: The filtration system is a customized medical grade and eliminates harmful particles from the air.
  • Powerful filter: The powerful filter produces anions that filter the air, but not ozone which causes no damage to the lungs. It keeps the indoor clean with 3 stage filtration.
  • Indication: Along with the finest functioning the filter indicator helps in easy changing of the filter as soon as it is necessary.
  • Sleep mode: This is one of the effective modes that help in sleep without any disturbance.
  • LED light: This can be used as a bed lamp or one can off it as per the requirement.
  • Warranty: The purifier comes with a 5-year warranty and even offers lifetime custom customer service.

Noise level

Okaysou AirMic4S Air Purifier Review

There is the asleep mode, which comforts the users and can turn down the motor to maintain a calm room without disturbance. Press crescent moon button and the purifier produce only 24 decibels of sound that is not at all disturbing.


CADR of 125 m3/h, it filters the air three times per hour in a room of288 sq. ft.and cleans in 20 minutes.


When the light of the indicator appears to change the filter and reset the time by pressing the button for three seconds. This may happen for 6 to 8 months. As the purifier is compact in size it is easy to maintain, turn the air purifier and twist the bottom to remove it and replace the filter. Put everything in the correct position and close the purifier.


If you are looking for a portable and efficient air purifier then Okaysou AirMic4S will not disappoint you. The modern design and the medical-grade filter make it worthy of the money you spend on it. The small purifier secures you and your family from all sorts of allergies and asthma along with other breathing problems that are mostly caused due to the impure air.

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My name is Ryan. I have had a hard time dealing with my allergies. Happily, I found that an air purifier was effective to ease my allergy symptoms. I spent a lot of time researching the best air purifier. I know how hard it can be to find the suitable one.

During the reading period, I also read a lot about humidifiers and dehumidifiers. I learned the mechanisms behind the technologies as well as the manufacturers and organizations within the industry.

I now feel convinced that I have built a guide that shows you all you need to know about air purifiers, humidifiers, and dehumidifiers. So I came up with the idea of creating this website.

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