Model: N203B
Negative Ion personal purifiers:

Features:
1) Removes smoke dust, refreshes air
2) Prevents diseases and improve pulmonary function
3) Activates physical strength
4) Negative ion density: 10 x 106pcs/cm3

Specifications:
1) Working voltage: DC 5V
2) Power: ≤3W
3) ABS fireproof plastic
4) We provide OEM service