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Cannot be used in flammable and corrosive gas environment
Cannot be knocked casually, lest touching line and shortens life
After being used for several times, copper bar should be taken out to get rid of the oxide layer, so as to avoid not being able to take out after a long time
Do not place the soldering iron in wet place, so as to avoid the leakage of electricity affected by damp surroundings
Use the alternating current(ac) of 220v±5%. Connected to the power cord handle, do not make the line rotate with the handle, so as to avoid short ciucuit
When the power cable insulation is found damaged, it should be replaced in a timely manner, in order to protect security
The power cord should be the three core soft line connecting the ground, and must be grounded in use
