General description The Mini Portable Air Purifier is designed to enhance air quality in various environments such as homes, cars, bedrooms, and offices. Utilizing advanced purification technology, it captures 99.97% of air particles, effectively removing smoke, odors, and pollutants through a true 4-stage H13 filtration system. Additionally, it generates negative oxygen ions that help neutralize harmful gases like methanol, formaldehyde, and carbon monoxide, while also boosting the body's function and immunity. Technical specifications Filtration: True 4-stage H13 HEPA Noise Level: Approximately 10 decibels Dimensions: 65 x 158 mm Material: ABS Recommended filter replacement: Every 6 months Compatibility and accessories Power supply options: Car charger, computer, mobile power supply, USB interface Package Contents: 1 x Air Purifying Tool, 1 x USB Cable Usage The air purifier is easy to use and portable, making it convenient to carry around. Its compact size is similar to that of a