... pcs40"HQ:27000 pcsUsage:Use USB power cord (supply) to connect PC to start the fan.The fan can be used in ... camping,travel,home,office,school,hospital,hotel,restaurant,car,ship...etc. Feature:Compact design, cute ... ; ABS material, engaging and environmental protection; Indoor and outdoor design, useful and flexible ; Brushless DC motor, durable and ultra-quiet. USB Fan