This means your power bank will often recharge faster when connected to a suitable fast charger, at anywhere from 20W to 60W. One advantage of this shift to USB-C is that power banks now support USB PD for faster charging. Don’t worry if you don’t have the required cable, as one will usually be provided in the box. Most power banks now use a USB-C port to recharge, although some models will have a micro-USB port as well to ensure compatibility with older chargers. READ NEXT: The best smartphones to buy What else should I look out for? The advantage is that you’ll be able to top up multiple devices, often simultaneously, and you’ll have enough charge to keep them going for a whole weekend or even longer. USB-C with Quick Charge 4 and USB-PD will be a given, making up for the fact that you’re carrying a heavier brick of a charger. ![]() Splash out more than £30 and you can bag an even bigger power bank, with capacities starting out at 20,000mAh and going all the way up to 26,800mAh or more. However, you’ll also have much faster charging, with Quick Charge 4 and USB PD. You may get an increase in size and weight to match 20,000mAh batteries can be roughly the size of a big-screen smartphone, but they’re also a good 50% heavier. Spend £18 to £30 and you’re looking at power banks with a 10,000-20,000mAh capacity and better connectivity, with USB-C connections now pretty much standard. At the upper end of this range, though, you’ll have sufficient capacity to recharge your phone or give a tablet a decent boost – and you can find one the size of a smartphone or a Mars Bar for around £12 to £18. These days we’d avoid anything below 5,000mAh, as it won’t have enough charge to refuel most recent smartphones. The cheapest and smallest power banks will have a capacity of between 2,500mAh and 10,000mAh. The rules are simple enough: the less you spend, the lower the capacity and the slower the power bank will charge. How to choose the best power bank or charger for you What kind of power bank should I buy?īasically, you’re trying to balance four factors: size, speed, capacity and price. We’ll run you through the different specs and what to look for, then point you towards the best power banks on the market. With so many brands and models to choose from, which one should you buy? We’re here to help. Tablets, digital cameras and Bluetooth speakers can often do with a top-up, and a decent power bank is a must-have accessory if you love playing on a Nintendo Switch. And it’s not only smartphones that can benefit. In fact, with bigger power banks, you can get away for a weekend or go camping and still keep your phone juiced up. With a power bank, though, you can always get a recharge – even when you’re far from home. And while we’ve seen some superb long-life smartphones recently, you can still find you’re running out of charge before you can get near a socket, especially if you’re playing games or streaming video. Screens keep getting bigger and processors more powerful, but if there’s one thing that doesn’t seem to improve with today’s mobile devices, it’s the battery’s ability to last the whole day. ![]() Incidentally, for more early tech deals, check out our Black Friday coverage of the Amazon and Walmart sales.Power banks are a must-have. So check back here frequently for updates of Black Friday sales on big-ticket appliances, vacuum cleaners, home security systems, smart speakers, and phones. We should note that Best Buy is constantly updating its deals, and we’re constantly watching. But act quickly, because things are selling out fast! Once an item’s stock is low enough online, it becomes an in-store purchase only. There are substantial discounts to take advantage of, like a 65-inch LG OLED TV (which is seriously one of the best TVs we think you can buy), the original Nintendo Switch, the Series 4 Apple Watch, and a Sonos soundbar. So when they tell us that there are good Black Friday deals at Best Buy - well, we look through those deals, leave behind a couple of the more advanced things like a nearly $2,000 gaming laptop, add a few finds of our own, and bring the more-useful-to-the-average-non-technophile stuff to you. Our colleagues at the Verge are technology experts.
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