Description: Function: Smoke and Dust Removal Product Color: Black Material: Ceramic+Abs Power Mode: Usb Battery Capacity: 4000mah Rated Voltage: 5v 2a Rated Power: 3w~5w Control Method: Push-button Noise: 25~33db Applicable Places: Indoor Filter Type: Composite Filter Application Area: 10㎡ -25㎡ Working Principle: Negative Ion Anion Concentration: 15 Million/Cm² Product Size: 16.5*16.5*10.3cm/6.5"*6.5"*4" Applicable to: Home, Office, Business Negotiation,Car Driving, Ktv, Hotel, Internet Cafe, Chess Room, Etc. Can Also Be Given As Gifts to Each Other. Package Includes: 1 * Power Cord 1 * User Manual Packing Size: 19 * 19 * 13cm/7.5"*7.5"*5.1" Package Weight: 1.3kg/2.9lb.
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