Which Portable Charger is Right for Me?

When you need to charge your phone or another portable device while you are on the go, chances are there is no time to stop and plug into a wall outlet. You’re next to go to is your portable charger. This all depends on your device and personal preference.

A portable power bank can be broken into the following categories:


AmAh, or milliampere-hour, is the amount of energy or “power” that a battery is able to hold. Every portable charger and battery inside of your portable device will have a mAh “score”. So you need to make sure that the portable charger is large enough to power your device. It would be smart to get a portable charger that is equal to or larger than your internal battery. Think of it as a fraction: portable charger mAh divided by the size of your device’s internal battery (Portable charger mAh/ devices’ internal storage).
For example, I have an iPhone 7 Plus which has 2900 mAh which means I want to get a portable charger that is 2900 mAh or more so that I can charge my phone to 100%, and a little more maybe. Just remember that both your device and portable charger will lose their total capacity.

Volts, Amps, and Watts

What do volts, amps, and watts have in common? They all contribute to the amount of power and speed that is sent to your device. A voltage or volt is the pressure of the electoral current. An amp is the unit of measurement for how many volts pass through in a second. If you multiply those together you get a watt. A watt is the rate of the transfer of energy. A larger amp and a large watt, in general, are all pros to find when looking for a portable charger.

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