Sunday, November 17, 2019
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How to check power bank health

Introduction
Power banks have become a must-have for most people these days with phones growing more and more power-hungry, and our addiction to them becoming stronger, power banks have turned into the saviour for smartphones.
We need our smartphone to take a note, to chat with our friends, to email, send our message or to make a call. And at that moment only power banks helps to keep our mobile battery charged.
In this article I will be revealing to you the how you can actually know the health or capacity of your power bank.

power bank

How to check power bank capacity

Capacity performance: Number of times each battery charged a test phone to 80%.

Ease of use: Based on port labelling (were the inputs clearly labelled e.g. USB-A, USB-C and fast charge) and quality of instruction manual.

Charge time: We completely drain a smartphone, and note the time required to charge the device to 80 percent. We run this test three times.

Multiple device score: Refers to the power banks’ ability to charge multiple devices at once, if more than one port is available. Higher scoring models showed a limited drop in charging performance when two or more devices were plugged in.

Display: Takes into account the position of the display on the unit and how easy it is to see and understand at a glance.

Charge time: We completely drain a smartphone, and note the time required to charge the device to 80 percent. We run this test three times.

Usable capacity: We calculate what 80 percent of the battery capacity of our test phone is, then we use the power bank to charge the test phone to 80 percent, multiple times, until the power bank is fully discharged. Finally, we multiply the number of charges (including partial charges) by the 80 percent phone battery capacity value to give the usable capacity of the power bank.

Power bank charge time: We drain a power bank to the point where it will not charge a smartphone, then record how long it takes to recharge.

Conclusion
There are many power banks on the market choosing a good one from a reputed manufacturer can save you the trouble of failure and will last you as advertised. Banggood.com us a reputable online store where you can purchase a quality power bank.

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