Features: Mini USB Ceiling Fan: Great for cooling small spaces, portable ceiling fans that take up little space in backpacks and storage rooms. Note: Please check the fan size before purchasing.USB Ceiling Fan: USB powered DC ceiling fan, you can power it via laptop, PC, power bank, USB charger, wall charger with USB port, etc., lightweight and portable, easy to carry and use. Note: The fan must stay connected to work.High Quality: The USB fan is equipped with flexible ABS blades, silent design, gentle wind, safe to use and energy-saving. The portable ceiling fan with cord is a breeze, just insert the fan blade into the bearing, then connect the fan and extension cord, and you're done! Easy to install in 30 seconds, plug and play.Quiet Ceiling Fan: .