Sell air purifier necklace✉○◊Portable Purifier Necklace Mini Wearable Negative Ion Generator for Air Fres best price

Main function: Mini, portable necklace design, stylish and convenient to carry. Multi-functions to purify indoor air. Release anion groups, improve air quality effectively. Easy to operate, one button for on/off. Rechargeable lithium battery. Product Specification: Power Supply: USB Working principle: anions Applicable area: below 10m2 Functions: air fresher Anion density: 2800W /cm³ Noise: below 25dB Battery capacity: 250mAh Colour: Silver / Red / Black Material: ABS Size: 70 * 26 * 15mm Package Contents: 1 * air purifier 1 * USB cable 1 * lanyard 1 * User Manual