1、Good Features: The mini portable air purifier has zero radiation, low noise operation, and can be used by mothers and infants freely. You can carry it around with you, and it works continuously. The air is clean with you. 2、Compact and Portable: Due to its compact and portable characteristics, the air purifier can be within 1 cubic meter of your respiratory system at any time to ensure that you can enjoy good quality air anytime and anywhere. 3、Quickly Effectively Filter: The lavalier negative ion air purifier can effectively filter for 15 seconds, and quickly clean the healthy air like forest. 4、300mAh Capacity Battery: With 300mAh capacity battery, the personal small air purifier is convenient to use USB interface for charging. 5、Lavalier Design: The lavalier design of the air purifier is more close to the purification, and the effect is good when close. Item Type: Portable Air Purifier Product Model: AP 02 Product Material: ABS Weight: Approx. 90g / 3.2oz Effective Area: 1m³ Silent Decibel: ≤ 20db Product Size: Approx. 76x24mm / 3.0x0.9in Battery Capacity: 300mA Lithium Ion Battery (Shipped with Built in Battery) Charging Time: 1.5 Hours Running Time: 30 Hours Power: Less Than 1W Negative Ion Concentration: 8 million/cm³ 1 x Air Purifier 1 x Connecting Line 1 x Manual