Power Bank Portable Charger FAQs

Custom Power Bank Charging

Living in a mobile world means most of us take our smartphones and tablets wherever we go. But, what happens when our mobile device runs out of power? Having to sit and wait while we recharge our device can be very inconvenient. This hassle can eliminated by carrying a small portable power bank.

If you're looking to purchase power banks to distribute as promotional items but don't know where to start, we'll give you the knowledge needed to make more sense of what type of power bank might fit your specific needs.

What is a Power Bank?

Essentially, a power bank is a portable charger for mobile devices. Think of it as a rechargeable external battery that can be used to charge other devices through a USB connection on the go.

What Does mAh Mean?

mAh stands for milli Ampere hour or milli Amp hour. It is a measure of a battery's energy storage capacity. If you think of a battery as a small fuel storage tank, which in a sense it is, mAh a measure of how much "fuel" the battery holds.

How Much Power Capacity do I need to Charge My Phone?

Custom Power Bank mAh Chart

One of the most important differences between power banks is their charging capacity. The capacity of power banks range from 2,200 mAh to over 20,000 mAh. Power banks with a higher mAh capacity can recharge a device more times than power banks with a lower mAh capacity.

The other factor is the battery mAh capacity of the device being charged. For instance, the Apple iPhone 7 has a capacity of 1,960 mAh. And, a Samsung Galaxy S7 has a capacity of 3,000 mAh. So, if you are using a power bank with a capacity of 5,000 mAh then you can charge an iPhone 7 two and one half times and a Galaxy S7 about one and a half times.

How Do You Charge a Power Bank?

You can charge power banks with the charger that came with your phone, computer usb port or simply using another power bank.

How Long Does it Take to Charge a Power Bank?

It depends on the capacity of the power bank. The larger capacity, the longer charging time you can expect. Different charging methods may result different charging time as well. Charging with the original charger will be faster than charging with computer usb port.

Number of USB slots

All power banks have at least one standard USB slot for charging devices along with a mini-USB slot for charging the power bank. Larger capacity power banks offer two standard USB slots so that the user can charge two devices at one time.

Selecting the Right Promotional Power Bank

Because they're so useful, power banks are great promotional items. To select the right promotional power bank, you must consider both your promotional needs as well as the needs of the user.

Power banks are available in round or rectangular shapes. So, select a power bank shape and color that works well with your logo or promotional message.

Additionally, both the size and price of power banks increase with an increase in capacity. So, consider your audience, and purchase a power bank that has enough capacity to charge the typical phone or tablet at least one time. A 2,600 mAh capacity power bank is a good place to start.

A power bank is not just an emergency device. It's also great to carry every day to support virtually non-stop connectivity for mobile devices without being tethered to a wall. Since power banks are so practical, they are a great way to build your brand. Whomever receives your promotional power bank will certainly appreciate it. Take a look at our most popular power banks .

Custom Power Bank Charging diagramMetal custom power banks