Unique rgb led light: msb5 air purifier comes with stylish rgb led lights, cool enough to maximizely blast the atmosphere of the whole room. efficiency filtration system: under strong and stable wind, an h13 level hepa filter and built-in air pretreatment system can filter particles as small as 0.3 microns and air pollution of pm 2.5. wider space coverage: the inside fan of strong suction and hepa filter ensures more air circles and a 5x filtration effect per hour in an indoor area of up to 225 square feet. quieter operation： the new noise-free fan and durable materials make the purifier run as quiet as 25db, without disturbing work or sleep. replace filter reminder: when a filter achieves its maximum service cycle (99 days), the indicator light will keep flashing to remind you of replacement.
