Mini Portable Air Purifier Necklace Wearable Negative Generator Personal Air Purifier Necklace Car Black

1. The tip technology is used to release a amount of oxygen anion. The latest carbon brush negative generator design uses over 3 million negative ions to effectively remove harmful substances such as floating dust smoke formaldehyde and PM2.5 in the air. 2. Release a amount of oxygen anion decompose smoke odor and formaldehyde benzene and other harmful gases released by car parts (such as sheet leather). 3. Mini portable necklace design and convenient to carry. 4. Easy to operate one button for on/off.Just press the button for two seconds to enjoy the air. 5. Gift of Love: design make your surroundings more colorful more . Perfect gift for and . Voltage (V): 5V Style: Air Purifier Type: Negative Noise: less than 50dB Anion Density: 3 million pcs/cm³ Model Number: Air Purifier Necklace Power Supply: USB Battery capacity: 200mAh Charging time: about 1.5 hour Fully work: about 12H Weight:23g colour:Black Material:ABS size:68 x 38 x 17mm Package Contents: 1 x personal air purifier 1 x usb cable 1 x lanyard 1 x manual Only the above package content other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.