Mini air purifier home portable 800mah 120 million negative ion ionizer gift car hanging neck air purifier The product is shipped based on the color or size of the main image of the product page. 1. e cleaner air: personal air freshener will se more than 120 million negative ions, pushing pollutants away from your personal space, eliminating most , cooking odors, and even PM2.5 air pollutants, thereby improving mood and Sleep. 2. Take it with you: Because this mini air purifier comes with a Lanyard,it can be worn around the neck. During the journey, in public places or places with poor air quality, wearing this kind of clothing can create a fresh air area. 3. : easy to operate, just press the simple operation to enjoy the fresh air. 4. -lasting: The portable air purifier has a USB charging port that can be charged for 2-3 hour and can be used for about 30-60 hours to ensure fresh air 5. No need to replace consumables, silent operation, suitable for various scenes, adjustable gears, s according to different environments Product category: portable negative ion hanging neck air purifier Using voltage: 5V : less than 1W Current: less than 50mA Rated frequency: 50 (HZ) capacity: 800mah Two levels of negative ion concentration adjustable: 80 million/Cubic centimeter, 120 million/Cubic centimeter Charging method: Type-C charging Working principle: negative ion Suggested use area: 10 () colour: random colors(black, white), don't accept the specified color Material: ABS+PC Size: 76.6x34 .6x17.6mm Package Contents: 1 x purifier (including Lanyard) 1 x charging cable 1 x Storage bag the above package content, products are not included. Note: 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.