Brand: Koizumi Material: Ceramic Wattage: 1300 W Power Source: Electric Features: Ion Technology Size: Width 20.3 x Depth 8.5 x Height 21.2 cm Weight: 495g Double Flow Twin Negative Ions: Negative ions are generated from both inside and outside the dryer, delivering plenty of ions to the hair while drying. Scalp Function: With a gentle low-temperature setting, this function is recommended for those who want to thoroughly dry their scalp.