Top Deals Small Portable Personal Air Purifier Wearable Around the Neck Negative Ion Generator Filters Germs, Odors, Dust, Forma Air purification, removing second-hand smoke, escorting health High-performance air purifier. Pregnant women, elderly, children need clean air more than ordinary people Simple design, focus on quality, low decibel, rest assured, efficient and convenient Compact and lightweight, easy to use, healthy breathing anytime, anywhere PM2.5 air purifier,How negative ions work,Filter bacteria Precautions 1. Keep away from fire 2. Do not wash in water 3. Recommended 5 hours of continuous charging for first use 4. Please keep the body dry before using or charging color: White Material: ABS Package Contents: 1 * air purifier(Built-in battery) 1 * manual Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.