Wanna buy a practical Personal Humidifier? Here comes our USB Personal Humidifier for you to choose. Simple structure design helps make it convenient to use. Made of good material, convenient and lasting for you to use. Features - Color: Black - Material: ABS, copper, rubber - Size: 11.50X7.00X7.00cm/4.52X2.75X2.75in - Water Tank Capacity: 220ml - Mist Volume: 40mL/H - Usage Time: 4-8 hours(MAX) - Operating Voltage: 5V - Working Current: 350mA(MAX) - Made of ABS, copper, rubber which features with stability and durability, very hard and smooth for usage. - USB humidifier can use for study room, desk and bedroom and more., small size and easy to carry around. - The humidifier can increase the humidity of the air, and at the same time it has a humanized design. - Easy to move, simple to operate and easy to use. The Small Humidifier is a must-have indoor supply. - It's easy to operate, Small Humidifier can effectively moisturize your dry skin, good for your health. Package list: 1 x Small Humidifier 1 x USB Cable