A hair-tool cooling-rack guide to material rating, support geometry, airflow, clearance, stability, cord routing, surface fit, cleaning, and replacement.

A hair-tool cord and plug inspection guide covering strain relief, insulation, plug blades, heat marks, intermittent-power history, service, and retirement.

A hair-tool voltage-converter guide to destination supply, appliance input, load type, wattage, duty cycle, permission, ventilation, inspection, and retirement.

A hair-tool travel-adapter guide to tool voltage and frequency, destination supply, plug shape, grounding, load, adapter limits, and travel rules.

A hair-tool extension-cord guide to manufacturer permission, voltage, current, wattage, grounding, gauge, length, temporary use, uncoiling, and outlet options.