Portable Air Purifier USB wearable necklace negative ionizer Anion personal air purifier PM 2.5 cleaner Air Freshener

Brand Name: warmtoo
Air Volume: Below 50m³/h
Power (W): 1w
Voltage (V): 5V
Style: Air Purifier
Application area: <10㎡
Installation: Portable
Type: Negative Ion
Power Source: Electrical
Dimension: other
Noise: ≤10dB
Application: 3-8m³
Function: Selfcleaning
Wind Speed: Standard
Usage Condition: Other
Power Supply: USB