ultra fast heat, professional hair straightener, use for salon and house , very popular. A. LCD temperature displayB, Dual voltage(120-240V) ... operationsC, advanced ceramic heat technology, quickly heat-up and quickly lost-heat recoverD, auto shut-off after one hour ... 60Hz~110V/72 minutes for 50Hz~220VE, Korea nano ceramic and tourmaline platesF, max temperature: 230C/ 446FG, 9 feet with ...