... Compact and portable 4. Low power consumption Ultra Silent USB Mini USB Fan1. With child-safe blades made from a dense ... but pliable foam2. High-speed, USB bus powered, runs by 3 AAA batteries 3. ... and current, power just 2.25W, energy saving4. USB plug and play,no external power needed5. Strong wind, ... lead time *Pioneer seller of Alibaba Ultra Silent USB Mini USB Fan with led light