Box opened but unused TYMO Hair Straightener Brush - Upgraded Ionic Plus Straightening Brush with Dense Bristles, 16 Temps, Dual Voltage | Heat Brush Straightener for Women | Flat Iron Comb for Thick Curly Hair Color Black Power Source Corded Electric Max Temperature Setting ‎ 230 Degrees Celsius Heater Surface Material ‎Ceramic Product Dimensions ‎10.55"L x 1.61"W Manufacturer ‎TYMO UPGRADED HEAT PRECISION - T-sensor technology monitors heat by millisecond, and intelligently adjusts to your unique style. Combined with PTC heating and 16 temperature settings, the heated brush ensures no heat loss for effective styling, and best protects your hair against overheating damage.