Universal voltage: 100-240V, 50/60Hz, power: 1300-2200W. – Voltage: 100-130V, power: 1400-1875W. – Voltage: 220-240V, power: 1800-2200W.Long-life brushless motor: 90000RPM±2000RPM.4 heat settings / 3 speed settings / cool shot.With negative ion function,which softens and hydrates the hair.With LCD temperature display, celsius and Fahrenheit display can be smart conversion.With over-heating protection.With self-clean function ( long press cool shot button for 10s).Accessories: 2 magnetic nozzles and 1 magnetic diffuser.