Introducing our amazing Hanging Neck Type Rechargeable Negative Ion Air Purifier to Remove Odor. Manufactured in our state-of-the-art factory, this product is designed to eliminate odors and improve air quality. The negative ion technology releases millions of negative ions into the air, which neutralizes odor-causing particles, bacteria, and pollutants. The compact and lightweight design allows for easy portability and convenience, making it perfect for anyone on the go. The rechargeable battery ensures that it's ready when you need it and can last up to 8 hours on a single charge. Say goodbye to unpleasant odors and enjoy fresh, clean air with our Hanging Neck Type Rechargeable Negative Ion Air Purifier to Remove Odor.