Unique 3 tubes design High-quality heater with curls function provides unmatched heat distribution Temperature control technology With one switch and 2 modes ( 170 Deg.C and 220 Deg.C ) adjustable temperature, safer to use PTC heating body Release large amounts of negative ions and repair the damaged hair automatically, which can make your hair more healthy, natural and hair shape more lasting Fast heating equipment Immediately heating up for the most suitable feeling within 30 seconds