You should frequently check the insulation condition of electrical wires, especially at electrical equipment connectors. If found to be damaged, repair it immediately. or change immediately
Regularly check the insulation condition of wires, especially the connectors of electrical equipment. If damage is found to the wires, it should be repaired or replaced immediately.
Always check the insulation condition of the power cord, especially the connector of electrical equipment. If it is found to be damaged, it should be repaired or replaced in time.