Portable charging power supply recommendation

What size portable charger should I buy?

Find out more about how we test. You can find portable chargers in a variety of sizes, but for the majority of you reading this, you're going to want either a compact 10,000mAh or a slightly beefier 20,000mAh portable charger. The Anker PowerCore III is a great all-rounder 10,000mAh charger, but it has its limitations like power output.

Should I buy a portable charger?

If you're using a phone and a tablet, then a portable charger with 10,000mAh or more may be worthwhile. Some people need portable chargers that offer at least 100% of their smartphone's battery, while others need even more or less. It's best to find out the battery size of your device and choose accordingly.

Should you connect your phone to a portable charger?

By connecting your phone to a portable charger, you can recharge your device without being tied to one location. Whether you prefer a large, robust charger that can power your phone for days or a slim power bank that easily fits in your bag for a quick charge, there’s a suitable option for you.

Do portable chargers come with a warranty?

Most portable chargers we tested come with at least a two-year warranty. Phones: Since the name of the game is keeping your phone’s battery icon in the green, I tested how efficient these power banks are when it comes to refueling in a short window of time.