Feature:1. Powerful fan, large air volume, faster purification, to achieve a strong air inlet/outlet effect.2. Builtin battery life is strong and durable, the battery capacity of 2000mAh, a full charge can be used for up to 10 hours.3. Multilayer filtration can effectively remove harmful substances such as PM30, odor, formaldehyde, PM2.5 and so on.4. Light weight and in small size, easy to carry, suitable for car and home dual use.5. It is main used for car / desk / bedroom / office /mini room / pets / odor. Another is good new gift when your friend get a new car /birthday /Christmas /New year etc.Specification:Condition: 100% Brand NewItem Type: Air PurifierMaterial: ABS+ Silicone +PP+ Electronic ComponentsColor: White, Navy Blue(Optional)Size: Approx. 16x6.8x6.8cm / 6.3x2.7x2.7inWeight: Approx.307g/10.8ozVoltage: 5VCurrent: 300mAPower: 1WAnion Concentration: 5x106PCS/CM10%Ozone Concentration: <0.03PPmApplicable Area: 10mBattery: 18650 polymer lithium battery 2000mAh(Built-in).Package List:1 x Air Purifier1 x Aromatherapy Piece1 x Instruction Manual1 x USB CableNote:1. Please allow 1‑2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.