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Powered Up: Your Custom Power Banks Buying Guide
Picture this: you're stranded in the middle of nowhere with no access to power outlets. Your phone’s battery is at 18%, and you have an urgent call to make and a few important emails to reply to. Suddenly, the battery drops to 15%—and it seems like it's draining even faster. Panic starts to set in.
Does this scenario sound familiar? While smartphones and tablets are incredibly convenient, they can quickly become useless without enough power. Fortunately, custom power banks are changing the game, making the old days of relying on hope and limited outlets a thing of the past.
If you're in the market for a portable charger, here are some key factors to consider before making your choice.
**What do you mean by “capacity�**
The capacity of a power bank is measured in milliamp hours (mAh). Older phones had batteries under 1,000 mAh, while modern smartphones often go up to 3,000 mAh or more. Tablets, on the other hand, have much larger batteries, so you’ll need a bigger power bank to charge them effectively. The same applies to laptop power banks.
For example, an iPhone X has a battery capacity of around 2,716 mAh. A 10,000 mAh power bank could potentially give you three full charges before needing to be recharged itself.
**How fast can it charge?**
The charging speed depends on the current delivered, measured in amps. The higher the current, the faster your device will charge. However, not all power banks can deliver maximum current to all ports simultaneously. This means that if you're charging multiple devices at once, the charging speed might slow down.
Most USB devices require about 0.5A, while phones usually take around 1A. Tablets may need up to 2.5A, and laptops—especially those with fast-charging capabilities—might require even more. So, if you're planning to charge a large device, look for a power bank with high output capability.
**Connectivity is a thing?**
Multiple USB ports allow you to charge several devices at once, which is great for travelers or people who carry multiple gadgets. But keep in mind that the power bank might not supply full current to all ports at the same time, which can affect charging speed.
**What about those charging cables?**
Make sure the power bank you choose comes with the right type of cable or is compatible with your existing ones. Some models only come with a single full-size USB port, so double-check that it will work with your phone or tablet.
**Key differences between Lithium-ion and Lithium Polymer**
There are two main types of batteries used in power banks: lithium-ion and lithium polymer. Most smartphones today use lithium-ion batteries because they’re reliable and widely available. They have a protective circuit that helps prevent overheating.
Lithium polymer batteries, on the other hand, are lighter, have no memory effect, and don’t heat up as much. They also allow for more compact designs, making them ideal for ultra-thin power banks. However, not all power banks specify which type they use.
**Takeaways**
A good power bank should help you stay connected, not add to your stress. Understanding the key features—like capacity, charging speed, and connectivity—will help you choose the right one for your needs. Whether you're traveling, working on the go, or just want peace of mind, a quality power bank can make all the difference.
**TLDR? Download the Infographic!**
[Download: Powered Up – Your Power Bank Buying Guide]