Device travel profile

Using Your Hair Straightener (Flat Iron) Abroad

Typical voltage: varies
Typical wattage: 25–90⁠W
Device class: heating high watt
Label example: 120V 60Hz 50W

Choose your next step

Check this device Pick a destination and use your exact label. Add it to a trip Combine it with the rest of your packing list. Read label examples Learn what 100-240V, 120V, and 230V mean.

Is a hair straightener (flat iron) dual voltage?

A US 120V single-voltage straightener on 230V power overheats and can scorch hair or fail. Confirm "100–240V" on the plate, or carry a dual-voltage travel model. Frequency does not affect heating.

High-wattage heating appliances — hair dryers, curling irons, flat irons, travel kettles, clothes steamers, and clothes irons — draw a lot of power and are the most likely to overheat or fail abroad. Voltage converters for these are bulky, often inadequate, and can be a fire risk. The safer choice is a dual-voltage travel model (look for "100–240V" on the label) or simply buying the item at your destination.

How to read your hair straightener (flat iron)'s voltage label

Find the small print on the device, plug, or power brick.
Read the INPUT line.
"100–240V" means dual voltage (safe worldwide); a single value like "120V" means single voltage.

Common labels: 120V 60Hz 50W · 100–240V 50/60Hz · 230V~ 50Hz

Label patterns to check before packing

Green-light label "100–240V 50/60Hz" means the voltage range is travel-safe; still pack the right plug adapter.

High-risk label "120V 60Hz 50W" means a low-voltage-only model. In 220-240V countries, do not use a plug adapter alone.

Missing or worn label Treat it as unsafe until the manufacturer, manual, or power brick confirms INPUT voltage, frequency, and watts.

Countries to check first for this hair straightener (flat iron)

Converter or safer alternative required These destinations create a voltage mismatch; high-watt devices should usually be replaced, not converted. United Kingdom · Germany · Ireland · France · Spain · Netherlands

Read the label before packing These destinations or device assumptions require the exact INPUT label before the answer is safe. Brazil

Hair Straightener (Flat Iron) country-by-country

Safe — adapter only (or nothing)

United States 120⁠V · 60⁠Hz Japan 100⁠V · 50⁠Hz Canada 120⁠V · 60⁠Hz Mexico 127⁠V · 60⁠Hz Colombia 120⁠V · 60⁠Hz

Needs a voltage converter

United Kingdom 230⁠V · 50⁠Hz Germany 230⁠V · 50⁠Hz Ireland 230⁠V · 50⁠Hz France 230⁠V · 50⁠Hz Spain 230⁠V · 50⁠Hz Netherlands 230⁠V · 50⁠Hz Portugal 230⁠V · 50⁠Hz Greece 230⁠V · 50⁠Hz Austria 230⁠V · 50⁠Hz Sweden 230⁠V · 50⁠Hz Norway 230⁠V · 50⁠Hz Denmark 230⁠V · 50⁠Hz

See all 34 countries

Italy 230⁠V · 50⁠Hz Switzerland 230⁠V · 50⁠Hz South Korea 220⁠V · 60⁠Hz Australia 230⁠V · 50⁠Hz New Zealand 230⁠V · 50⁠Hz United Arab Emirates 230⁠V · 50⁠Hz India 230⁠V · 50⁠Hz Argentina 220⁠V · 50⁠Hz Thailand 230⁠V · 50⁠Hz Singapore 230⁠V · 50⁠Hz Philippines 230⁠V · 60⁠Hz Indonesia 230⁠V · 50⁠Hz Turkey 230⁠V · 50⁠Hz China 220⁠V · 50⁠Hz Vietnam 220⁠V · 50⁠Hz South Africa 230⁠V · 50⁠Hz Morocco 220⁠V · 50⁠Hz Egypt 220⁠V · 50⁠Hz Croatia 230⁠V · 50⁠Hz Czechia 230⁠V · 50⁠Hz Poland 230⁠V · 50⁠Hz Chile 220⁠V · 50⁠Hz

Check your label / city first

Brazil 127⁠V · 60⁠Hz

What to buy

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See dual-voltage hair straightener (flat iron) options

Safety check: a plug adapter only changes plug shape. It does not convert voltage, so confirm your device label before buying.

Shopping links never change the safety verdict.

Best voltage converter for a hair straightener (flat iron) →

FAQ

Is a hair straightener (flat iron) dual voltage?

Often not. Many hair straightener (flat iron)s are single-voltage and will overheat on the wrong voltage. Check the label for "100–240V"; if it shows a single value, you need a converter or a dual-voltage version.

Can I use a hair straightener (flat iron) in Europe?

Only if it's dual-voltage. A single-voltage US hair straightener (flat iron) on Europe's 230V can overheat — use a dual-voltage travel model instead.

Do I need a voltage converter for a hair straightener (flat iron)?

For high-watt heating tools, a converter is bulky and often unsafe — a dual-voltage travel version is the better buy.

Adapter vs converter · What "100–240V" means

Guidance only — not professional electrical advice. Always confirm against your device's label before plugging in. Local wiring (especially in hotels and older buildings) can vary.