Royale Genius Heating Element Multi-Purpose Ceramic Hair Brush straightens your hair faster and works to seal the hair’s cuticle and locks in moisture. You will notice 100% Ceramic Straightening Surface & Dual Voltage 110V-240V The 360° Swivel Cord allows the flexibility required for stylists to move freely without the cord becoming tangled or damaged. Professional Temperature Heat Controller 250°F to 450°F. Nanoparticles embedded in the flat iron plates