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Power Banks 36 results

Pocket 5,000mAh packs for a night out, 10,000mAh magnetic banks that clip to the back of an iPhone, and 30,000–50,000mAh units for festivals, camping and long-haul travel.

Buying guide: power banks

Choosing capacity

5,000mAh gives most phones roughly one full charge. 10,000mAh gives about two, and 20,000mAh or more will charge a phone several times or a tablet once. Real-world output is a little lower than the label because some energy is lost as heat.

Magnetic and wireless

Magnetic power banks snap onto iPhone 12 and newer and charge without a cable. They are the most convenient for on-the-go use; a cable is still faster when you need a quick boost.

Flying with a power bank

Airlines allow power banks in hand luggage only. Most permit up to 100Wh without approval, which covers every power bank up to about 26,800mAh. Check your airline for larger units.

Power Banks questions

How long does a power bank take to recharge?

With a USB-C PD input and a 20W charger, a 10,000mAh bank refills in roughly 3–4 hours. Larger banks take longer.

Can I charge two devices at once?

Yes, on any model with more than one output. The total output is shared between the ports.

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