Item Type: Air Purifier <br>Voltage: 5V <br>Power: 2W <br>Negative Ion Amount: 3x10^8pcs/cm3 <br>Gear: 2 Gears <br>Purification Type: Secondhand smoke, dust, pollen <br>Purification Efficiency (CADR): 35m3/h <br>Air Volume (CFM): 30m3/h <br>Noise: 28-35DB <br>Air Use Area: <20M2 <br>Working Temperature: 10-35℃ <br>Working Temperature: 20-80%RH <br>Storage Temperature: -10-45℃ <br>Swing Angle: 38° left and right <br>Product Size: Approx. 33.4 x 10.4 x 8cm / 13.1 x 4.1 x 3.1in <br>Weight: Approx. 1109g / 39.1oz <br>Material: ABS<br>1、HIGH EFFICIENCY: This air purifier can effectively filter 99.7% of particles of 0.3 microns or larger, such as smoke, dust and pollen, etc. <br>2、AIR OUTLET: The fine air outlet can better control the negative ions, the air is softer, and the negative ions spread more widely. <br>3、SWINGABLE DESIGN: The air purifier is designed with a left and right 38° swing angle to purify the surrounding air in a wider range. <br>4、USB POWER SUPPLY: Powered by USB, with convenient and stable connection, no need to worry about the problem of insufficient power. <br>5、WIDE APPLICATION: The negative ion air purifier has a compact structure, very suitable for offices, bedrooms and living rooms etc.1 x Air&nbsp;Purifier<p>1 x User Manual<br></p><p>1 x USB Power Cable</p>