Gold 'n Hot Professional Far Infrared Light-Up Ceramic Straightening Iron, 1 Inch Tested WORKS 1" Ceramic plates seal-in conditioning for silky-soft hair Led lights on inside plates display Far Infrared rays for more even heat distribution and less damage. Safely seals the cuticle for healthy and shiny hair Futuristic/contemporary design Temperature range 200F - 430F Rheostat control for temperature variation