1. Features:easy to carry 2.USB Fan with Aluminum leaf 3. USB power supply,5V,safe& ... voltage and current, power just 2.1W, energy saving.5.Fan's life can be 25000~30000 hours,can be used ... time.6.Fashional and contracted style, noble and elegant.7.Fan is with control switch,its angle can be adjusted up ... and down by 360°.8.Fan takes a small area,stable structure,easy to place.9 ...