# BritainEntry > Independent, checked guidance for entering the United Kingdom ## Posts - [UK plug adapter for US travellers: type G and 230 V](https://britainentry.com/uk-plug-adapter/): US plugs do not fit UK sockets, so you need a UK plug adapter for plug type G. In the UK, the declared low-voltage mains supply is 230 volts at 50 hertz. - [UK ETA app: how to apply step by step](https://britainentry.com/uk-eta-app/): The official UK ETA app is a legitimate way to apply for a UK electronic travel authorisation. It is listed on GOV.UK alongside the online form. - [UK ETA processing time: how long it takes and when to apply](https://britainentry.com/uk-eta-processing-time/): A UK ETA decision usually arrives by email within one day. It can take up to 3 working days. - [UK ETA for US citizens: requirements, cost and how to apply](https://britainentry.com/uk-eta-us-citizens/): US citizens visiting the UK usually need an electronic travel authorisation (ETA) instead of a visa. ## Pages - [Terms and disclaimer](https://britainentry.com/terms/): BritainEntry is a private information website. It is not a UK government website and is not affiliated with the Home Office, UK Visas and Immigration or GOV.UK. - [Privacy policy](https://britainentry.com/privacy-policy/): This policy explains what personal data BritainEntry (britainentry.com) processes and why. Last updated: 10 November 2026. - [Contact](https://britainentry.com/contact/): The quickest way to reach the editorial team is by email: info@britainentry.com. - [Editorial policy](https://britainentry.com/editorial-policy/): Travellers act on what they read here, so accuracy comes first. This page sets out how BritainEntry researches, checks and corrects its content. - [About BritainEntry](https://britainentry.com/about/): BritainEntry explains, in plain English, what visitors need to enter the United Kingdom: the Electronic Travel Authorisation (ETA), visas, documents, the border and transit. - [Guides](https://britainentry.com/guides/) - [UK ETA questions and answers](https://britainentry.com/faq/): Short answers to the questions travellers ask most. Each one is checked against official UK government pages; follow the links for the detail. - [UK ETA or visa?](https://britainentry.com/uk-eta-vs-visa/): An ETA is for short visits by people who do not need a visa: up to 6 months for tourism, family, business meetings or short study, for £20. - [UK ETA for transit and layovers](https://britainentry.com/uk-eta-transit/): You need a UK ETA for a connection in the UK only if you pass through border control (landside transit), for example to collect bags, change airports or leave the terminal. - [UK ETA requirements](https://britainentry.com/uk-eta-requirements/): To apply for a UK ETA you need four things: the passport you will travel on, an email address, a way to pay £20 (card, Apple Pay or Google Pay) and a photo of your face. - [UK ETA cost and validity](https://britainentry.com/uk-eta-cost-validity/): A UK ETA costs £20 per person. - [How to apply for a UK ETA](https://britainentry.com/apply-uk-eta/): You apply for a UK ETA in the UK ETA app or on GOV.UK. You need your passport, an email address, a payment card and a photo of your face; the fee is £20. - [Do I need a UK ETA?](https://britainentry.com/do-i-need-uk-eta/): You need a UK ETA if you hold a passport from one of 82 visa-exempt countries or territories, such as any EU country, the USA, Canada or Australia, and you are visiting for up to 6 months. - [What is the UK ETA?](https://britainentry.com/uk-eta/): The UK ETA (Electronic Travel Authorisation) is a digital permission to travel to the UK for people who do not need a visa for short visits. - [UK ETA guide](https://britainentry.com/): Visitors from Europe, the USA, Canada, Australia and many other places now need an Electronic Travel Authorisation (ETA) to enter the UK. [comment]: # (Generated by Hostinger Tools Plugin)