Necklace Type Air Purifier Lonizer Mini Portable Air Cleaner Eliminate Smog Formaldehyde USB Rechargeable Negative Lon Generator

Specifications: Voltage: DC5V Power: < 1 w Current: < 50 ma Battery capacity :700mAh Weight: 46 grams Material: ABS + PC Product size :80.0*35.5*22.5mm Negative ion release :>8*10⁷ ions/cm³ Use time: low gear 40 hours, high gear 80 hours Features: 1.With 700mAh battery, purification time up to 80 hours 2.Effectively removes formaldehyde, bacteria, and smog, absorb settling dust and pollen 3.Mini portable air purifier with necklace,easily carried to anywhere,suitable for any occasion 4.The concentration of negative ions can be adjusted, and the maximum concentration can reach 80 million per cubic centimeter Package includes: Air Purifier*1,Type-C cable*1,Manual*1