1.Professional heated hair extensions iron 2.100% tefulong heating plate, stable, heating, hard to sticky the glue. 3.There are 2 kinds of melting tip, curved and flat,and it suit for all types of hair extension systems. 4.Professional design of silicone insulation in the handshake part, to solve the hot problem. 5.The frame handle has hand shape design,there are 2 constant temp and types: control temp type,constant temp(210°C/410°F) type and control temp type (100-200°C/210-390°F). 6.Worldwide 100-240V dual voltage. 7. Professional 2.5m tangle-free 360°swivel cord.