Portable Wearable Negative Ion Air Purifier Necklace with Light Weight, Silent Operation, High Efficiency, Energy-saving Design and Simple Shape

Effectively cleanse the air that you inhale.

This air purifier emits 1m³ of negative ions, enabling you to enjoy clean air anytime.It operates at a low noise level of just 5db, making it ideal for use while sleeping or studying.Weighing in at merely 30g, this purifier is lightweight and won't burden you when carried.It features a switch and a USB charging port on the base, making it reusable, energy-efficient, safe, and user-friendly.This purifier utilizes pulsed tip technology to generate a high volume of oxygen anions. Its advanced dual carbon brush and double negative ion generator design effectively eliminate airborne dust, smoke, formaldehyde, PM2.5, and other harmful particles.The abundant oxygen anions will annihilate bacteria, molds, and viruses while breaking down fumes, odors, and harmful gases such as formaldehyde and benzene.Purification demonstration: 1. Get two clean glasses, a cigarette, a lighter, and a negative ion purifier; 2. Fill both glasses with smoke from the lit cigarette, placing the purifier in one glass; 3. After a few moments, you will notice that the cup with the negative ion purifier sees a dramatic reduction in smoke.Available in two colorsSpecifications