Product parameters:Fixed power cord color: black, whiteVoltage: 110-240V,Frequency: 50/60Hz~Power: 44WPTC heaterPower cord length: about 2 meters, can be rotated 360 degrees, and has a safety hook.1. Turn on the machine under heating, and then automatically turn off the machine after 30 minutes.2. Heating time: It takes 3 minutes to reach the maximum temperature of 220 degrees Celsius.3. Press the on/off button for 2 seconds to close the item. All LED lights are off.4. Press the on/off button for 1 second to "start". The red and blue lights are on. By default, the low-level blue light (150C/302F) will flash after 3S, and the machine will start heating. When the temperature reaches 150C/302F, the indicator lights stop flashing, and the two indicator lights light up. Press the on/off button again to set the temperature to a higher 180C/356f, when it flashes to the desired temperature, the three indicator lights will light up. Press the on/off button again, set to 220c / 428f, and the four indicator lights will light up.