The Revlon Dual Voltage 1.5? Travel Hair Straightener emits a high constant heat to fully penetrate hair follicles, while retaining moisture for soft styles. Temperature levels are monitored, so the heat never drops too low which enables you to create salon quality flips, volume and other frizz free styles. The true grip plates eliminate gaps for smoother styles. It Features 30 second fast heat-up with 25 heat settings. A bonus travel 0.5 inch straightener is included.