Antique Mini USB Table Desk Personal Fan (Metal Design, Quiet Operation; 4 Feet USB Cable, High Compatibility) The sturdy metal fan produces a soft breeze to keep you cool and relaxed Perfect fan for the office, home, dorm, study, library, games room Powered by a 3.9 ft USB cable - compatible with computers, laptops, portable chargers and other devices with USB output 4 inch blade and 6 inch frame saves your desk space; adjust the direction of the wind with 360 up and down adjustment