Power Bank Buying Guide in 2023

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The use of electronic devices is increasing day by day, and so is the need for a reliable power source. Power banks are becoming increasingly popular as they offer a convenient and portable way to charge your electronic devices. However, choosing the right one can be tricky as there are a lot of factors to consider. To help you make an informed decision when buying a power bank, this guide provides a comprehensive overview of the different types available and what to look out for when making your purchase.

Power Bank Buying Guide

Table of Contents

4 Key Things to Consider

When it comes to choosing the right power bank, there are a few key factors that you should consider. The first factor is battery capacity. This refers to the amount of power that the power bank can store and deliver to your devices. You should choose a power bank with a battery capacity that matches your needs, depending on how many devices you need to charge and how often.

Another important factor to consider is size and weight. Power banks come in various shapes and sizes, so it’s important to choose one that fits comfortably in your pocket or bag without weighing you down too much. A larger battery capacity usually means a bigger and heavier device, so keep this in mind when selecting your power bank.

The number of ports on the power bank is also an important consideration. If you have multiple devices that need charging at once, then look for a power bank with multiple ports.


When it comes to purchasing a power bank, one of the most important factors that people consider is battery capacity. After all, the whole purpose of a power bank is to provide an additional source of power for your mobile devices when you’re on the go. In order to do this effectively, the battery capacity needs to be sufficient enough to fully charge your device multiple times.

Battery capacity refers to the amount of energy that can be stored in a battery. The higher the battery capacity, the more energy it can hold and therefore provide more charges for your device. This is why many consumers look for power banks with high-capacity batteries ranging from 10,000mAh up to 20,000mAh or even higher depending on their usage needs.

Size & Weight

Weight and size are two of the most significant factors that consumers consider. Many individuals seek out power banks that are lightweight and easy to transport. People want a device that they can easily carry with them throughout the day without adding unnecessary bulk or weight to their bags or pockets. Additionally, smaller devices are often preferred because they take up less space, making them ideal for travel or commuting.

Check which battery is used, Lithium-polymer(Li-Po) or Lithium-ion(Li-ion). Li-Po can offer more battery than Li-ion for the same size.


People have more than one electric device with themselves now. So there are demand for charging for more than one device in the same time. Power bank with multiple output ports will help. And different ports like usb-a,usb-c can fullfill more demand,some power bank have AC port or DC port. In this way more electric devices can by charged by AC port or DC port.


Price is an important consideration that should influence which product consumers select. The price of a power bank and other related equipment can vary from $12.69 to $229.99. You should evaluate your budget when selecting one.

What else?

If you want to find a more powerful product, you can consider these three things: input and output power, protocol and power indication.

Input and Output Power

Do you want a fast charge for your device? Do you want to recharge your power bank fast?If yes, find some power bank with high input and output power. Or you can find your device is charging very slow. Sometimes you can charge it at all with a small output.

And for many device like the laptop or drone, they request bigger power. If the power bank doesn’t have that power, they won’t be charged.


Charging protocol plays a crucial role in determining the charging efficiency of any device. Different devices use different charging protocols that impact how fast and efficiently they charge. One such popular protocol is Quick Charge (QC) developed by Qualcomm, which enables rapid charging for compatible devices. It uses higher voltages and currents to increase the rate of power transfer, thereby reducing the overall charging time.

Another popular protocol is Power Delivery (PD), which is an industry-standard technology used for USB-C connections. PD allows higher levels of power to be transferred over USB cables, enabling faster charging times for compatible devices. The voltage and current levels are negotiated between the charger and device to ensure efficient power transfer without causing damage.

A more recent development in this space is VOOC (Voltage Open Loop Multi-step Constant-Current Charging) by Oppo, which delivers fast-charging capabilities through proprietary technology.

Power Indication

Power indicators on a power bank can prevent you from getting stuck with a dead battery when you need it the most. With this feature, you can easily tell how much juice your device still has before running out of battery life. It helps give you peace of mind knowing that you won’t be caught unaware in case of an emergency.

Without a power indicator on your portable charger, there’s no way to know if it needs charging or if there’s enough juice to charge up your device fully.

Other Feature

To make them more user-friendly and efficient, power bank manufacturers are now incorporating innovative features that improve their functionality. These features include built-in cables, wireless charging capabilities, AC wall plugs, solar charging panels, and built-in LED lights and so on.

Built-In Cable

The convenience of having a built-in cable means that users no longer have to carry around an extra charging cable or worry about forgetting one at home or in the office. This makes it perfect for people on-the-go, whether they’re heading to work, traveling, or simply running errands. The built-in cable provides peace of mind knowing that you’ll always have a way to charge your device.

Wireless Charging

With no cords or cables to worry about, you can simply place your phone on top of the power bank and let it charge wirelessly. This is made possible through electromagnetic induction technology, which allows energy to transfer from the power bank to your device without any physical contact.

AC Wall Plug

Power bank with AC wall plug is unique because it features an AC wall plug that allows you to recharge the power bank easily with the adaptor. This means that you don’t need any additional cables or plugs to charge your device or your power bank. Instead, you can simply plug it into any outlet and start charging right away! Additionally, this feature makes it easy to keep your devices charged even if you’re away from home or office.

Solar Charging

A power bank with solar charging capability is a versatile and practical device that can be of great help to people who work or spend time outdoors. This type of power bank features an integrated solar panel that allows you to recharge its battery using sunlight. With this feature, you no longer have to worry about running out of battery while on the go, as you can easily recharge your device by simply leaving it under the sun.

One advantage of using a power bank with solar charging is its eco-friendly nature. Since it relies on renewable energy from the sun, it does not require any electricity from conventional sources such as fossil fuels or nuclear power plants. Thus, not only does it reduce your carbon footprint, but it also lowers your electricity bills in the long run.

Built-In LED Light

A power bank with an LED light is a convenient and practical device to have in any emergency situation. Whether you are outdoors at night or experiencing sudden power outages, this type of power bank can provide the essential illumination you need to navigate your surroundings safely. The LED light on the power bank is designed to be bright enough to light up even pitch-dark surroundings.

The LED light on a power bank can also come in handy when trying to get work done in low-light conditions. This could be helpful for professionals who may find themselves working late into the evening, such as camping enthusiasts, outdoor adventurers or students studying late at night. The LED light on a power bank can also be used as a signal beacon during emergencies, helping rescue teams locate people who may be stranded or lost in difficult terrain.


In conclusion,it is important to keep in mind that when purchasing a power bank, you need to make sure that it meets your needs. Consider the size, capacity, and charging speed of the device before making your purchase. Additionally, compare different models and brands to make sure you are choosing the most suitable option for you. Furthermore, always look out for warranties offered by manufacturers to ensure that your investment is secure. With this advice, you can easily find the perfect power bank for your own needs.

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