BEAUTIFUL STRAIGHT AND CURLY HAIR: VIGOR 2 in 1 hair straightener and curler, elegantly designed look, you can make smooth straight or curly hair as you wish, hair straightener styling comb gives your hair a silky natural shiny look, enjoy salon at home PREHEAT 60s: The upgraded hair straightener has a preheating time of about 60s at 110V, 30s at 220V to allow the teeth to be heated more evenly and release negative ions better, Built-in PTC heating, As the temperature gradually increases, you can adjust the temperature as needed for styling, straightening hair and making it smooth as silk, soft and shiny, The 5 Adjustable Heat Temperature from 260°F to 400°F, to Match Your Specific Hair Type: Thin, Fine, Wavy.