Professional Heat Levels Straighten Hair in One Pass Ceramic Technology Ultrasonic Technology Professional heat levels straighten hair in one pass 30 Second Fast Heat-up "On" Indicator Light Tangle-free Swivel Cord Provides high, even heat that penetrates hair from the inside-out, helping hair retain natural moisture for "frizz-free" styles. Maximizes absorption of conditioning agents creating silky, smooth results. Made in China S. electronics specifications and may need additional modifications or converters to be used in countries other than the U.S. and Canada.