Specifications Product Name Wearable Negative Ion Air PurifierOperating Voltage DC 5VPower 1WCurrent 50mABattery Capacity 700mAhNegative Ion Concentration 8000 12000W cm³Product Dimensions 80 x 35 x 23mmBattery Life High Density 30 hoursLow Density 60 hoursCharging Time 2 hoursCharging Method TYPE C portWeight 48gMaterial Eco friendly ABS PCColor Optional White BlackFeatures High Intensity Ion Output With a concentration of 120 million cm³ our air purifier releases a robust stream of negative ions effectively purifying the surrounding air and creating a healthier breathing environment Versatile Airflow Control Equipped with adjustable high and low settings this device allows you to tailor the ion density to your surroundings ensuring optimal air quality in various environments Eco Friendly and Maintenance Free Constructed with eco conscious ABS PC material this air purifier is free from replaceable parts providing consistent air purification without the need for ongoing replacements or maintenance Extended Battery Life Featuring a 700mAh lithium battery this air purifier can operate continuously for up to 30 hours on a full charge making it perfect for extended use without frequent recharging Quiet Operation Designed for whisper quiet performance at just 5dB it purifies the air efficiently without disturbing your peace making it ideal for use in quiet settings like bedrooms or offices Package Included 1 x Wearable Negative Ion Air Pur