Sell Ready Stock/✒❀Portable Air Purifier Necklace Wearable for Adults and Kids best price

Portable Air Purifier Necklace Wearable for Adults and Kids 1. Small size, can be carried with you 2. No need to replace consumables 3. Mute operation, suitable for a variety of scenarios 4. Adjustable gears, switch according to different environments 5. Energy-saving and high-efficiency, it can run for dozens of hours on a single charge (high-end battery life is over 30 hours, low-end battery life is over 60 hours) 6. Environmental protection without consumables 7. Two levels of negative ion concentration can be adjusted: 80 million/cm³, 120 million/cm³