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.

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40
votes
5answers
22k views

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 ...
34
votes
12answers
6k views

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 ...
30
votes
12answers
10k views

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 ...
30
votes
7answers
8k views

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 ...
28
votes
7answers
14k views

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 ...
27
votes
7answers
11k views

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 ...
24
votes
2answers
182k views

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?)
21
votes
4answers
8k views

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?
21
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5answers
6k views

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 ...
21
votes
8answers
185k views

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?
20
votes
2answers
4k views

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. ...
19
votes
6answers
88k views

Can I use a power adapter designed for USA in Japan?

I'm about to travel to Japan (from UK) and can't seem to buy a mains adapter that specifically says it can be used in Japan. However, the internet (e.g. Wikipedia) tells me that Japanese power sockets ...
18
votes
4answers
35k views

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?
18
votes
4answers
19k views

Is there a standard power adaptor to use on airplanes?

For international flights of 12-15+ hours, do the planes usually have AC power available in Economy? If not, is there a standard "airplane power adaptor" that can convert the DC into AC to power a ...
18
votes
5answers
2k views

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 ...
18
votes
5answers
15k views

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 ...
17
votes
3answers
363 views

Is there a Macgyver-esque way to charge rechargeable batteries?

I am on a hiking trip an I forgot to pack the recharging device for my penlite batteries. I have enough power with me thanks to my solar panel. I can charge every device that is charging with usb. My ...
16
votes
3answers
15k views

Is it safe to plug a power strip into a travel adapter plug?

I'm traveling from North America to Asia next month, I'm wondering if it is safe to hook up a power strip (with a surge protector) into a travel adapter plug, instead of buying several travel adapter ...
15
votes
4answers
4k views

Proper policy on using electrical plug outlets in Toronto Pearson International Airport

I tend to be always on long layovers, delayed or even cancelled flights from Toronto. So I like to do work on my laptop and most of the times, I am already out of charge from the previous flight. Are ...
15
votes
3answers
2k views

Are there electrical outlets in the sleeper cars of the California Zephyr?

I will be taking the California Zephyr the entire journey, and I planned on getting a lot of work done on my laptop during the journey. I will be staying in a roomette, I've taken Amtrak on the North ...
15
votes
1answer
628 views

Is the voltage 220-240 V at 50 Hz *everywhere* in Europe?

I have seen references saying that the voltage in Europe is 220-240V at 50Hz. Are there any exceptions to this?
14
votes
6answers
10k views

Does a USB to UK socket adapter exist?

I hope this isn't too confusing. I'm travelling on Ethiopian Airlines in a few days and I see that the flight has a USB. I know that I can charge my electronic devices however the most important ...
14
votes
5answers
26k views

In USA, do I need a 220V to 110V voltage converter for my India 220V laptop?

I am going for my higher studies to USA. Since I am from India, my laptop, electric shaver and mobile charger all run on 220V. Power rating of laptop charger: 65W (100V - 240V ~ 1.5A) What are some ...
14
votes
7answers
7k views

When traveling to Europe from North America, do I need to purchase a different power strip?

I'm a Canadian citizen travelling to Europe for the first time and was worried about the difference in voltage between the two regions. Currently, I plan to bring a travel adapter (not a voltage ...
14
votes
4answers
5k views

Ireland power plug and concern about 230 V vs. 220 V

I am travelling from Hong Kong to Ireland. In Hong Kong type G (220V, 50Hz) plugs and sockets are used. While the plugs and sockets in Ireland are also type G, they have different voltage (230V, 50Hz)....
14
votes
7answers
3k views

What are the lightest travel adapters/converters available for France?

I have no travel adapters for Paris and I need to know which brand has all the parts needed to charge my Android phone in a Paris apartment and which one has the least amount of weight. Edit: ...
14
votes
8answers
18k views

How can I charge my UK electric toothbrush in the USA?

In the UK electric toothbrushes and razors are usually supplied with BS 4573 plugs. What's the easiest way to charge a UK electric toothbrush in the USA? Using a BS 4573 to regular British ...
14
votes
1answer
7k views

What is the difference between type C and type SE plugs?

I live in Japan, which uses plugs A and B for mains connectors, and I will be going to South Korea, so I decided to buy a plug adapter for my electronics. Searching online, all points that South ...
13
votes
5answers
7k views

Is there a way to work on a MacBook Pro on >10 hour flights?

Whenever I am on a long flight, I try to be as efficient as possible in laptop usage. Everything that I don't need is switched off, from WiFi and Bluetooth to any other unneeded app. I mainly need to ...
13
votes
1answer
9k views

What do Cuban power plugs look like?

What do Cuban power plugs look like? Are they like US or UK ones?
12
votes
2answers
89k views

What kind of plug adapter should I use when traveling in Indonesia?

How would I charge, say, an iPad with the standard U.S. adapter and cable? (Asked on behalf of a twitterer.)
12
votes
2answers
2k views

Is there Wi-Fi and electric socket in long-distance buses in Germany?

Traveling with Polish bus operator PolskiBus I got used to electric socket and free Wi-Fi on board. I could just charge my smartphone and browse internet or read books. How does it look like in long-...
12
votes
3answers
5k views

Type B power plugs in Japan

I'm travelling to Japan soon, so I'm looking for power adapters for my (Australian) laptop and phone chargers. My laptop charger has an earthed plug, and as such most of the adapters that I've found ...
11
votes
3answers
5k views

Will this travel adapter that supports “more than 150 countries” work in South Africa?

I have an Insten Universal World Wide Travel Charger Adapter Plug that I've used in Europe a few times. I'm going to South Africa this summer (mainly staying in Johannesburg and Cape Town), and it hit ...
11
votes
2answers
4k views

Why does this US to UK adapter not fit properly?

A friend brought me a present with a (reportedly) US-type electrical plug. I bought a (reportedly) US-to-UK adapter on ebay, and this is what I got: However, when I tried it, the plug wouldn't fit ...
10
votes
4answers
16k views

Can power banks be recharged from both 120V and 240V?

I'm traveling from the US to the UK in a few weeks. Can I recharge a power bank purchased in the US at a UK power outlet? The specs for all the power banks I've been considering make no explicit ...
10
votes
6answers
4k views

Power converter that worked in Barcelona doesn't work in Rome - how to recover?

I have an international power converter that looks like this one. (I bought mine several years ago; it's not that exact one.) I used this converter to power a US phone-battery charger in Barcelona ...
10
votes
3answers
2k views

Unable to charge HP NoteBook 840 G4 laptop while being overseas

I work for a software company in the US. I decided to take some vacation time and fly back home (to one of the former Soviet countries). My manager asked me to grab a work laptop with me to perform ...
10
votes
2answers
1k views

Charge iPhone in Europe

I currently charge my iPhone with a "regular" charger purchased in the U.S. Will this charger work in Europe?
10
votes
3answers
4k views

Free Wi-Fi / available power / cashless food facilities in LAX airport?

I've got a stopover of a few hours in LAX on Monday evening. Firstly, I assume I'll be spending some of that time in customs, getting my bag, being searched, probed and whatnot. However, after all ...
10
votes
2answers
4k views

What power supply is needed to use a CPAP machine in the EU?

I'm about to take my CPAP machine outside USA for the first time (to Spain and Italy). Here is the power brick's label. How much do I need to do? Attach an adapter to the wall plug? Replace the ...
10
votes
4answers
69k views

Will I need a power converter for my laptop? (U.S. based.) to Philippines?

It's a standard U.S. Dell laptop. I'll be in Manila, mostly in a hotel for a conference.
10
votes
5answers
10k views

What kind of power plug adapter do I need in Argentina and Chile?

I'm going to Argentina and Chile and have a couple of electronic devices I want to charge. I have Swiss plugs consisting of two bolts: What kind of adapter should I pack for Argentina and Chile?
10
votes
2answers
389 views

Can Apple World Travel Adapter Kit be used in Iran

Can you use the Apple World Travel Adapter Kit in Iran? I want to be able to charge my Macbook. I read somewhere that Iran's voltage is 240 but I purchased the Macbook in the US, any idea if this ...
10
votes
2answers
965 views

Are there any power outlets and Wi-Fi hotspots on the Zurich-Milan train?

I'm wondering if there are power outlets on the SBB Zurich-Milan train. The SBB page on the topic says: "Depending on the route and train type, you can enjoy the following services during your ...
10
votes
2answers
3k views

What kind of plugs can I expect on transatlantic cruise ships?

When searching for cruises, there are usually descriptions of the rooms you can book but in the list of amenities there is no mention of power outlets. As spending a week or more on the sea requires ...
10
votes
2answers
266 views

What's a good way to generate solar electricity while driving?

I'm driving cross country and back this summer, and will be baking in the sun for most of it. So I'm looking for recommendations for gear and/or strategies for harnessing some of it to make ...