Features：1. Whisper-quiet: silent humidifier can achieve quiet humidification without affecting your bedtime, work or study. 2. Power supply: Compatible with all devices with USB ports (laptops, computers, power banks, power outlets). 3. Humidifier purify air for healthy: USB humidifier releases refresh mist to relieve sinus problems, moisturize dry skin, ease asthma symptoms. Description：Mini air humidifier will be a wonderful gift for relatives, friends, colleagues, teachers and classmates. Specifications:Material: plastic Color: pink, white Size: 125x90mm Water Tank Capacity: 330ML Input: 5V/1A Package Included:1 x Mini Humidifier Notes: 1. Please allow 0-1 inch 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 real object.