... plastic nylonspeed settings:2heat settings:2nozzle type:concentratorfeature:professionaluse:professional,household ,pet,otherpower:1800wkhz:50hzplace of origin:zhejiang,china ... , the cast, high temperature resistant, not varianthair dryer professional The cold wind of a separate switch, switch test ... better closed space for air volume increase The motor service life to 1000 hours It is the copper wires ...