Features: Dual Negative Ion OutletsThe air purifier is equipped with two negative ion emission heads, providing double the purification power for clean and fresh air. 15-Second Rapid PurificationWith a quick 15-second purification time, the odor eliminator can quickly and efficiently remove harmful particles from the air, giving you peace of mind. Adjustable ModesThe portable purifier allows you to adjust the negative ion concentration according to your needs, with a high gear of 200 million and a low gear of 30 million. Filterless & Radiation-FreeThe negative ions generator does not require any filters or emit any harmful radiation, making it safe for pregnant women and babies to use. Low NoiseThe air purifier operates silently at only 5 decibels, allowing you to breathe easy without any disturbance. Long Battery LifeWith a built-in 250mAh lithium battery, the deodorizer can work continuously for up to 24 hours on a full charge, making it perfect for on-the-go use. Innovative A Chip TechnologyThe air filter is equipped with an innovative A chip that ensures stable release of 30 million+ negative oxygen ions, providing you with clean and fresh air wherever you go. Specifications: Material: ABS Color: White/ Black(optional) Operating Voltage: DC 3.7V Power: 0.2W Negative Ion Conentration: 3000W/cm3 Battery Capacity: 250mAh Charging Time: 1 Hour Charging Mode: USB Interface Endurance: 24 Hours Item Weight: 48g Item Size: 5.2 * 2.1 * 6cm Packing List: 1 * Air Purifier 1 * USB Charging Cable 1 * Manual