Air Purifier Car Air Cleaner with 4 Layer Filter USB Powered Negative Ion Air Purifier for Car Air Cleaner Home Feature: 1. The purification effect is good, and the 4layer filter is layered layer by layer to effectively filter harmful substances. 2. Light noise reduction, absorb noise, block noise, noise is as low as 36dB in sleep mode. 3. Adjustable purifier, intelligent threestage purification function, easy adjustment with one button. 4. The negative ion air purifier has a wide application area, suitable for 16 centiare. 5. Sturdy and durable, made of highquality ABS material, not easily damaged, and very durable. Specification: Item Type: Air Cleaner Material: ABS Product Size: Approx. 16.1x6.5x6.5cm / 6.3x2.6x2.6in Voltage: 5V Current: 0.3A Power: 1.5W Applicable Area: 1-6 Noise: 36db Weight: Approx. 316g / 11.1oz Package List: 1 x Air Purifier 1 x USB Data Cable 1 x Manual How to use: 1. Plug in the power 2. Click the switch to start working, and click the wind speed button to change gears. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.