Professional Nano Titanium Hair dryer Features 1.Professional imported AC  motor 2.Professional Nano Titanium Hair Dryer 3.Durable multi-step switch 4.Impact and high temperature resistant plastic case 5.Comfortable and nice ourter design 6.Cord guard with hanging loop ,cool shot function 7.For ease of use at home and in the salon 8.Voltage: 110-125VAC or 220-240VAC 9.Frequency:50/60Hz 10.Power: 2200W 11.UL/GS Approval 12. Attachment two concentrators 13.Ultra quiet 14.3 heatings/2 speed settings