Car Wireless Negative Ion Solar Air Purifier Features 1. Start and stop with the car for convenient travel. 2. In addition to aldehydes and odors, fresh air. 3. Wireless light energy charging, environmentally friendly. 4. All aluminum alloy body frame, high temperature resistance, strong texture. 5. Ultra-thin design does not block the line of sight. 6. The pleated high-density HEPA filter has a larger filtering area, which can effectively remove invisible pollutants such as smoke and PM2.5, and layer by layer protection to achieve deep purification. 7. The solar panel has a larger area, built-in large-capacity battery, no need to recharge, and long battery life. Specification 1. Working voltage: 5V 2. Rated power: 5W 3. Power supply mode: onboard startpress switch 4. Battery capacity: 4000mAh 5. Noise: less than 52dB 6. Power supply: solar or Type-C (line length 1.5m) 7. Material: aluminum alloy, PC, electronic components 8. Working principle: HEPA 9. Dimensions: 200 x 115 x 28mm