[1] suitable for all type of Hair extension systems, for keratin silky straight hair, pre-bonded hair, hair bonding, Nail hair, Stick hair [2] variable temperature settings for Hair Extension Iron. the maximum temperature is 200 degree and the minimum temperature is 80 degree [3] 2.5 metre and 360 swivel cord [4] easy and flexible beauty salon tools, professional Fusion and connecting Pre-bonded hair