Questions tagged [power]

Related to the supply of electricity, and the appropriate sockets, adapters or converters. Do not use with or instead of tag 'batteries' where [batteries] fully encompasses the electrical aspect of the question.

Different countries have different types of power plugs and different mains voltages and current frequencies. You can find information about power across the world in several places on the Web:

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What is the hotel room card slot inside the room for?

Several hotels I've stayed in lately (in the Middle East if that matters) have a card slot just inside the door of the room, and it appears that the lights/AC in the room only work if you have one of your room cards placed in the slot, and will turn…
thanby
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Why is the bathroom's light switch outside the room in some countries?

I'm in Ireland and I noticed the bathroom's light switch is located outside the room. I heard that is common here and in other European countries. Why is that?
justapilgrim
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Is there a powerstrip that accomodates most if not all AC power plugs?

You can buy travel adapters for AC power plugs, but do powerstrips exist that accommodate different international power plugs in one unit? When travelling and collaborating in an international environment, power cords turn into a spaghetti of cords.…
user141
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Airline power sockets shut down when I plug my computer in. How can I avoid that?

Even if the question may go into the technical details of a laptop computer specifications, I would like to know general experience of travellers concerning that topic. Some airlines offer power sockets at their seats where it is possible to plug a…
DavGin
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Is it safe to plug one travel adapter into another?

I'm currently in Peru and have a three-pronged travel adapter. This was fine in Colombia but the plug sockets here mostly have inputs for two prongs. I want to plug my UK Macbook charger (which fits Peru voltages) into my three-pronged adapter and…
Bassk
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Cooking inside a hotel room

We are looking for a hotel for a two weeks stay. We would like to cook our own meals on an electric stove (with no fire). Is it usually permitted to use such high-power electric equipment in a hotel room? (In case this is relevant, we are going to…
Erel Segal-Halevi
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Issues powering a US laptop in Europe, via an adapter

Last summer I took my laptop on a trip from the U.S. to Austria. It is an Alienware (Dell) and the power cord has a ground pin and is rated 100-240V, 50-60Hz. I used an adapter to plug into the C European electrical socket. In both hotels I stayed…
mallen
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Power plug in Ireland: is it the same as in the rest of Europe?

What kind of power plug is used in Ireland? Is it the typical plug used in most of Europe? Or is it the British one? (Could you attach or link to a photo so I can make sure?)
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Can I use my laptop, which says 100-240V, in the USA?

I am planning to take my laptop to the USA. The adapter says input voltage is from 100-240V. However the cord connecting the adapter to the plug mentions 2.5A 250V. Will the laptop work along with the charger in the US? Will the cord have any…
MD23
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What kind of plug adapter should I pack for India?

I'm travelling around a few cities in India, from Delhi to Bangalore. What type of plug adapter should I pack?
fredley
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What are these holes for on this European travel adaptor?

I have a standard European travel adaptor. What are the two circled holes on the top and bottom for?
Daniil
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Are there electrical plugs and/or wifi in Japanese shinkansen?

Do the Shinkansen trains have wifi? How about electrical plugs? If it depends on the train, these are the ones I'll be taking: Hikari 546 (Hiroshima->Shin-Kobe) Hikari 470 (Shin-Kobe->Tokyo) Max Toki 329 (Tokyo<->Niigata) I'd also accept as an…
SuperElectric
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Are there any countries where modern devices that take 100-240V AC power won't work?

Most consumer electronic devices these days use switched-mode power supplies, which typically specify they can take input power between 100–240 V, at frequencies of 50–60 Hz AC. All my typical travel devices (phone, camera, laptop chargers) have…
drfrogsplat
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Can you just charge your phone/ipad/laptop at the airport at any outlet?

Recently, a guy got arrested for charging his Nissan Leaf. I don't have an electric car yet, but I do this so often. That is, when I am traveling and I see an outlet I feel free to charge my gadgets. Given the conversations I usually have - charging…
user141
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Should one bring a power strip when travelling from the U.S. to Europe so that one won't have to get more than one power adapter?

Since then you could presumably plug the power strip into the power adapter and then not have to get multiple power adapters? Or is this unnecessary?
InquilineKea
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