1,unique design, wind, and low noise, 2.Aluminum metal blade. ... .more colour, more choice.7.can be used as cooling fan for various computers and electronical equipment. or as househole mini ... fan.FAN SIZE:149.73*93.3*146.5mmWEIGHT :250gPOWER: DC 5 VPower cord length :1.2m. mini USB fan,super-silent USB fan, USB fan ...