Heats up in 5 seconds to 5 temperature settings from 170 degrees to 400 degrees. On/Off Switch light pulsates when desired heat setting is reached. Evenly controlled and distributed heat with no cold spots. Extra-Long 9ft heavy duty cord with flexible swivel. Designed to operate on 120 voltage. Energy efficient low-wattage ceramic plates won`t damage hair. Exclusive multi-layer ceramic plates generate negative ions and infrared-ray heat. Locks in moisture, promotes silky shine, and eliminates frizz. A quick, efficient heat source for speeding up highlighting and color treatments.