... life personal mini USB air cooling fanSpecifications:MaterialABS&PPCertificatesCE,FCC,ROHS(optional)Colorpink,white,black,orange,grey,blue(customized color available)Power ... , new DC brushless motor, strong wind, super quiet.2.5V USB(cable length:1.2m) power supply, plastic shell, special mesh ... occasion.10.Sofe wind, cool and refreshing, comfortable. personal mini USB air cooling fan