Feature:2-in-1: This mini cooling fan can be used as a phone holder at the same time, enough to meet your daily needs in different needs, you can order according to your needs.USB charging: There is equipped with a built-in rechargeable battery, which has a capacity of 250mAh that is enough to meet the daily needs, saving your time to charge it frequently.Carrying: This air fan works with 2 placing types, including handheld and desktop, providing you with cooling air when working or doing sports, making your life more convenient.Portable: This air fan is easy to store and carry because it is compact and lightweight, it will not occupy so much space in your bag, not easy to make trouble for you.Occasions: This cooling device is suitable for study, working, running, walking, fitness and other activities, a good accessory for indoors and outdoors, you can use it at home, office and other places.Specification:Color: green, pink, orange, yellow.Size: show as pictures.Battery: built-in 250mAh.Function: phone holder.Input voltage: 5V.Input current: 0.3-0.5A.Output power: 1.5W.Battery voltage: 4.2V.Charging time: 2-4h.Package Includes:1*Handheld fan1*Base1*USB data cable