DescriptionOur air purifier can generate and release negative ion, help remove harmful substances, dust, smoke, keep the air fresh and clean, and bring you a better comfortable living space. Pre-filters remove initial large particles, efficientHEPA filters capture allergens and remove various household odors as small as possible.Features- Color: Black -Material: ABS, silicone, electronic component - Size: 13.20X6.00X6.00cm/5.19X2.36X2.36in-Working voltage: DC5.0V -Work current: 260mA (MAX) -Negative ion concentration: 300W -Applicable area:10m -Noise: below 36dB -Control method: touch type -Air purifier air volume: 50m/h -Filter type: separate filter -Working principle: negative ion -Power supply: type-c -Simple operation: Controlled by one touch button, easy to operate. Press the power button, the appliance and ambience light is turned on. -Large applying spaces: make it a perfect choice to clean air in the office, study, bathroom, bedroom or living room. -Advanced purifying function: anion technology is turned on to remove harmful substances , dust and smoke to keep air fresh. -Multiple filter layers: large filter core and purifying layer can improve the indoor air quality better, make you house or car comfortable. -Quick purify: remove 99.3% harmful substancesin three hours, rapidly clean air circulation and allow you having a fresh air condition.