If you don’t expect to use your power bank frequently, set a calendar reminder to charge it. It’s easy to lose track of USB cables, so make sure you’ve always got one handy when you’re ready to use your power bank. With Smart Charge, you can be certain that every connected device is charging as fast as it can.Īs you look for a power bank, consider these tips.īuy a dedicated USB cable for your power bank, and keep them together at all times. This feature is often called “Smart Charge,” but in some cases, it’s a feature without separate branding. “Smart Charge” feature: Some power banks have multiple ports, and they’re able to determine the right amount of voltage to use based on the connected device. Otherwise, take heart knowing that li-ion batteries are a completely acceptable alternative. If you can afford a power bank with a li-polymer battery, you should buy it. Both are decent, but notably, li-polymer batteries tend to last longer and cost more. The terms describe what the batteries are made with. Lithium-ion and lithium-polymer: There are two types of batteries used in power banks: lithium-ion batteries and lithium-polymer batteries. The bigger the mAh number, the more power it holds. For example, smartphones generally have batteries of 2,500mAh, and power banks can store anywhere from 3,000mAh to 40,000mAh. MAh: This is a measurement of a battery’s capacity. As you’re looking for a power bank, make sure to get one that holds enough for all of the devices you want to use it with.Īs you’re researching power banks, you’re likely to come across a soup of industry terms. Power bank capacities vary widely, but they will always be listed as part of the product specifications. Samsung Galaxy phones have a battery that stores 3,000mAh. IPhone batteries typically have a capacity of around 2,000mAh. Power bank capacities are rated in milliamp-hours (written as mAh), which is a measurement of charge that’s sometimes referred to as current flow over time. It makes sense, therefore, that available storage is the most important attribute. A power bank has one job: to receive and store energy for your devices. There are a lot of different features that differentiate various power bank models, but far and away the most important one is storage capacity. Power bank cases are great for carrying USB cables and keeping your charging ports clean and free from dust. If the power bank you buy doesn’t include a case, buy one.
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