How to charge your iPhone from a power outlet in Guam

Instructions on how to power your iPhone with a Guamanian power outlet by using a USB 30 pin Apple connector with a Type A power charger and charging the iPhone using a Type B power adapter.

Guamanian power outlet

Various voltages and region codes can all be daunting when planning to travel to another country, especially if you've never visited before. This guide was specifically written to stop you worrying if you'll be able to charge the iPhone when you're in Guam.If you are staying in Guam these instructions show how to power the iPhone using their standard types B or A Guamanian 110 volt 60Hz plug outlets. If the iPhone slowly recharges or doesn't turn on when you are travelling to Guam from another country then check that it is compatible with a 110 volt power supply. Normally devices which come from another country which use a higher voltage (for example 220 volts) may take longer to charge or won't power up, so check your device is a dual voltage device (normally marked with 100-240 volts) else you may need to use an additional transformer to ensure proper use.

This page details the iPhone first generation, the original iPhone is missing some features which have since been introduced to more recent iPhones. Visit the Apple category page for a full range of Apple iPhones. These instructions assume you are running Apple iOS 3 or greater on the iPhone.

Charging the iPhone in Guam

Can the iPhone be used in Guam?

You can use the iPhone in Guam by using the correct power adaptor.

What is the best travel charger for the iPhone in Guam?

If you are travelling to more than one country the best international travel power adapter for Guam is a multiple USB charger which includes compatible plugs such as a 4 port USB travel charger. There are two different types of plug sockets that Guamanians use (B and A) and bringing this will ensure that you are covered for type A.

Because these chargers are supplied with interchangeable plugs and can handle from 100 - 240 volts will mean you can travel to over 100 countries around the world simply by changing the supplied heads. If your iPhone supports Fast Charge then you'll benefit from much faster recharging times with one of these travel adapters, and support for more power hungry devices like tablets. Unlike other chargers this will also allow you to charge multiple devices at once without needing to buy multiple travel chargers for your trip. By only bringing a single travel charger will also keep the overall weight and size down, making it perfect to store in hand luggage whilst travelling. Due to their space saving versatility these types of travel adapters can be used when back at home not just abroad so when you're not travelling they can be used overnight charging multiple smartphones, tablets and e-readers with only a single wall outlet.

We suggest searching for this type of versatile travel charger at an electronics retailer; the multipurpose travel charger illustrated is the 4 Port USB Wall Charger which has been successfully tested for recharging multiple USB devices in numerous different countries with perfect reliably.

Alternative travel adapter for Guam

The 4 port USB travel charger is the most compact option for travellers from any country wanting to charge devices via USB, however for those also wishing to use their domestic plugs these power strips provide larger but more versatile solutions. All three power converters offer surge protection which can be necessary for visitors of regions with unreliable power supplies. These travel converters come supplied with interchangeable type C, I and G plugs which cover both Guam and over 150 destinations:

  • BESTEK Portable International Travel Voltage Converter - The BESTEK international travel converter has 4 USB charging ports with 3 AC power outlets and is the best selling portable option for travellers originating from North America going to Guam using type B American plug sockets.
  • ORICO Traveling Outlet Surge Protector Power Strip - Similarly having 4 USB ports but only 2 AC power outlets the travel adapter from Orico is also aimed at travellers from America using type B plugs. This offers the same functionality as the BESTEK with only one less AC outlet for almost half price.
  • BESTEK International USB Travel Power Strip - This power strip has 2 AC outlets but offers 5 USB charging ports. This versatile power strip is compatible with both American plugs and popular plug types A, D,E/F, G, H, I, L and N making it perfect for a majority of travellers from around the world visiting Guam. [8] [AD]
What is the best travel charger for the iPhone in Guam?

Powering the iPhone with a Guamanian power outlet by using a 2 pinned Type A USB adapter

Instructions on how to power your iPhone with a Guamanian power outlet by using a USB 30 pin Apple connector with a Type A power charger.

  1. In order to power the iPhone using the Guamanian power outlet you'll need to use a Type A USB power adapter [4] and a USB to Apple 30 pin cable [5] (Apple will usually supply the USB cable when you purchase the iPhone).
  2. Start the process by inserting the Type A USB power adapter into the power outlet. The plug outlet (technically known as the Type A power outlet [3]) can be identified by the two slots next to each other.
  3. Then connect one end of the Apple cord into the USB power charger and the other end into the dock connector on the iPhone. The iPhone dock connector is found at bottom of the iPhone.
  4. Turn on the Guamanian power outlet.
  5. The battery icon which you'll find in the top right hand corner of the iPhone screen will display a charge icon to indicate that the phone is charging and takes between 60 to 240 minutes to recharge to full capacity.
Powering the iPhone with a Guamanian power outlet by using a 2 pinned Type A USB adapter

Charging the iPhone from a Guamanian power outlet by using a 3 pinned Type B USB adapter

Using a USB 30-pin cable with a Type B USB adapter to recharge your iPhone from a Guamanian power outlet.

  1. In order to charge the iPhone using a Guamanian power outlet you'll need to use a Type B USB power adapter [7] and a USB to Apple 30 pin cable [5] - Apple should typically include the USB cable when you first purchase your iPhone.
  2. Start the process by inserting the Type B USB power adapter in the power outlet. You can recognise the plug supply by two thin slots adjacent to each other for live and neutral blades with a semicircular hole below for the ground pin.
  3. Then connect one end of the cable into the USB mains charger and the other end into the dock connector on the iPhone. The iPhone dock connector is found at bottom of the iPhone.
  4. Switch on the Guamanian power outlet.
  5. The battery icon which you'll find in the top right corner of the iPhone will display a charge icon to indicate that the phone is charging and takes between one to four hours to recharge.
Charging the iPhone from a Guamanian power outlet by using a 3 pinned Type B USB adapter

See also

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  1. Wikipedia - Wikipedia.org page about Guam
  2. Apple - the original iPhone product manual
  3. iec.ch - Type A power outlet
  4. Type A USB power adapter - An unearthed Type A USB charger has 2 parallel rectangular flat blades with small holes near the tip of each blade, estimated cost C$15-C$20.
  5. USB to Apple 30 pin cable - This connects compatible iPhones, iPods and iPads to a USB port for charging, syncing and playing music, estimated price C$10-C$15.
  6. iec.ch - Type B power outlet
  7. Type B USB power adapter - 3 pinned Type B USB chargers have a single unearthed round pin along with 2 shorter parallel rectangular flat blades with small holes in the end of each blade, C$15-C$20.
  8. 4 Port USB Wall Charger - A universal USB charger capable of charging up to 4 USB devices with swappable international adapters, under C$20.