USB charging: the handle is equipped with 2600mAH battery. Hot air mode needs to be connected to the power cord; Cold air mode only requires USB charging, no connection cable is needed. It takes 2 hours to fully charge the device.PORTABLE Cordless Design: the portable cordless hair dryer is battery powered and lightweight. The cordless design allows you to read emails or walk freely while blow drying your hair and is easy to carry. Perfect for home, hiking, traveling, outdoor camping, watercolor butane drying and more.SAFE & FAST DRYING: Babies and pets' cordless hair is more fragile, high power hair dryer with high radiation is not suitable to use.500W power, safe and fast drying.PERFECT GIFT: This multifunctional hair dryer is an ideal gift for your wife or daughter. Ideal gift for mother, girlfriend or daughter. Perfect for birthdays, New Year, Christmas, Valentine's Day, Mother's Day and many other holidays.Note: Hot air connection plug and USB power charging are prohibited. Comfortable grip, easy to use, give you a good blowing experience, fast and good for business tripsSpecificationName: Portable Cordless Hair DryerMaterial: ABSColor: gray, purple,whiteProduct Size: 1814.5cm/7.08*5.7 inchesBattery capacity: 2600mahVoltage: 220v/110vPower: 500WNote: Battery can only support cold air, wall plug supports hot air!!!!Product List:1*Portable Cordless Hair Dryer