Voltage: 110-240V (Global Universal Voltage) Frequency: 50/60HZ Power: 39W Fever: PTC Material of Thermal Conductor: Aluminum Alloy Heat conduction diameter: 16MM-20MM Temperature control and efficiency control: LCD LCD screen, 120°,130°,140°,150°,160°,170°,180°,190°,200°,210°,220°,230°. Line length: about 2m With locking function, 360 degree rotating power cord.