HIGH PERFORMACE: With CADR 235CFM(400M3/H), CalmDo Air Purifier will refresh the air 4 times per hour in rooms as large as 365ft²(35m²), which makes it perfect for bedroom, office, dorm, kitchen, living room, etc.

1- STAGE FILTRATION SYSTEM: Designed with fine preliminary filter, H13 true HEPA filter and high - efficiency activated carbon filter, CalmDo air purifier captures 99% of dust, pollen, pet hair, and other allergens as small as 0. 3 microns

3 FAN SPEEDS&QUIET OPERATION: There are 4 fan speeds you can choose: Low/Medium/High. Moreover, benefited from DC motor, the air purifier runs only at 27dB in Sleep Mode, helping you enjoy the fresh air and have a good night with no disturbance

SMART AIR QUALITY INDICATOR: The built-in automatic sensor detects the real-time PM2.5 range of the air, and displays different colors according to the air quality: Red(Bad), Orange(Orange), Yellow(Good), Green(Very Good). In automatic mode, the air purifier will adjust the speed according to the air quality automatically

TIMER FUNCTION & CHILD LOCK: With the timer design, you can set the timer from 1~12 hours according to your needs, no power wasted. The child lock can lock all buttons, which helps to avoid error operation by children or pets