1. Material: plastic 2. Style: cigarette lighter (12-24V universal) / USB 3. Features: Purify air / colorful atmosphere light 4. Purification principle: Carbon fiber double brush (each brush head has 24,000 hair strands), generate negative ions, effectively remove formaldehyde, ozone, PM2.5... 5. Eliminate multiple threats in the air, negative ions efficiently and deeply purify 6. A total of 48,000 carbon fiber hair strands, efficiently release negative ions, quickly purify the air 7. Full car coverage, deep purification, carbon fiber brush generates negative ions to purify the air 8. Size: USB model 4.3x9 cm, cigarette lighter model 3.5x9.2 cm
