Hairdryer operating instructions: before plugging in check the voltage on the rating label corresponds to the local mains voltage. As a general guide, use the high heat and speed setting for rough drying for thicker hair, and the low setting for finer hair and more precise control when styling. The cool setting can be used at the end to set the style. Wash and condition the hair, then gently towel dry hair to remove excess water. Do not use the hair dryer on hair that is dripping wet. Start styling at the back of the hair and work forwards. Do not concentrate the airflow on any one area for an extended period of time. hair dryer comes with special feature hot and cold Hair dryer settings your hair dryer has 2 temperature settings and 2 speed settings, which provides different heat and speed variations plus cool shot high heat - high speed, medium heat - medium speed, low heat - low speed. Voltage: 220V-50Hz , Adjustable Setting: 2 Speed, 3 Heating.