1,Compact, exquisite and stylish, suitable for car, bedroom and office desk to purify air 2,Premium motor ensures low consumption, long lifespan, fast blow speed and low noise 3,It adopts negative ion purification technology, with 3 layers replaceable filter meshes, easy to maintain 4,Helps to remove formaldehyde, PM5, unpleasant odor and sterilize bacteria, you can also drip essential oil at inner cotton for personal preference 5,With bluish purple light to create romance atmosphere easily Description: This portable negative ion generator releases plenty of negative ions which helps to remove unpleasant odor, purify air and increase the content of negative ions in the air. Easy to use, compact and portable, can be used in office, bedroom, study and car. Features: Compact, exquisite and stylish, suitable for car, bedroom and office desk to purify air. Premium motor ensures low consumption, long lifespan, fast blow speed and low noise. It adopts negative ion purification technology, with 3 layers replaceable filter meshes, easy to maintain. Helps to remove formaldehyde, PM 2.5, unpleasant odor and sterilize bacteria, you can also drip essential oil at inner cotton for personal preference. With bluish purple light to create romance atmosphere easily. 5V USB port, compatible with computer and mobile phone charger, convenient to use. Specifications: Condition: Shell Material: ABS Color: White, Rose Gold (Optional) Rated Voltage: 5V Power: 2.5W Negative Ion Density: 8000,000cc Height: approx. 13cm / 5.12in Diameter: approx. 6.5cm / 2.56in Weight: approx. 358g Package Included: 1 x Portable Air Purifier 1 x USB Cable 1 x Car USB Charger Note: 1. Please allow 0-2cm 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. 3.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. 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.