Introducing the Portable Air Purifier Necklace, your ultimate solution for clean and fresh air wherever you go. This innovative personal air purifier is designed to provide you with a pollution-free breathing experience, ensuring your well-being is always a top priority.Compact and lightweight, this mini air purifier is perfect for travel, ensuring that you can breathe easy whether you're in a crowded city, at the office, or on-the-go. Powered by an efficient ion generator, it releases negative ions into the air, effectively neutralizing and eliminating pet odors, smoke, dust, and other airborne pollutants.With its USB charging capability, you can conveniently power up your air purifier necklace anywhere you have access to a USB port. Simply wear it around your neck, and let the powerful purification system work its magic.The Portable Air Purifier Necklace is not only highly effective but also stylish and discreet. Its sleek design complements any outfit and blends seamlessly with your daily routine. Take control of your air quality today with this essential accessory and enjoy a breath of fresh air wherever you may be.AMERTEER Wearable Purifier Portable Anion Necklace Air Purifier Hanging Necklace Pendant Specification: Voltage: DC5V Current: <15mA Power: <1W Negative ion release: =3 million cm3 Net weight: 28 grams Size: about 39 * 16.5mm/1.54*0.65inch Silent decibel: =25db Charging time: about 1 hour (while charging, the red light is always on; fully charged, the red light is off) Working time: about 12 hours. Packing List: Wearable Purifier * 1 USB Cable * 1