ABOUT THE PRODUCTa) Using PTC heating element， heating up fast， safe and reliable performance， low power consumption.b) IC circuit design， digital temperature control.c) The heating surface， using Teflon treatment， acid and alkali (PH4-PH-12， and the surface， smooth， high temperature， long service life.d) perm hair can remain flexible， shiny bright color. Natural hair volume， easy to comb.e) Operation is simple， can be varied hairstyles.SHIPPING:ship your order within 24 hours once your payment is confirmed.DELIVERY:for the united states， it will take around 7-16 days to arrive after shipping， it depend your shipping address and customs clearance， it will take more days to arrive europe countries.