CG0234W Features Mini USB air humidifier Powered by a USB charging cable that can connect with a computer, AC power adapter or USB car charger Helps to keep the air moist and create a clean and humid space Great for use in a car, home or office General Specs Material Plastic Voltage DC 5V Power 2W Spray Capacity 30ml/hr Scope 15㎡ Working Temperature 10℃-40℃