Portable Neck Hanging Air Purifier

Product Category: Air Purifier
Function: In addition to formaldehyde
Power mode: USB
Rated frequency: 50 (HZ)
Use environment: home
Application area: below 10㎡
Filter type: composite filter
Working principle: negative ion
Air purifier air volume: 50 cubic meters / hour
Noise: 30 (dB)
Color: grey, white