Yes, Anker power banks charge with a cable, and that cable comes in the box

Anker power banks use a USB cable to charge — either USB-C or Micro-USB depending on the model. When you buy an Anker power bank, the charging cable is included. You plug one end into a wall outlet (using a separate USB power adapter, which Anker usually includes) and the other end into the power bank itself. The power bank then charges up, and once it has power stored inside, you use it to charge your phone or other devices.

The confusion often comes from the fact that Anker makes both wired and wireless power banks. A wireless one sits on a charging pad instead of using a cable, but even wireless models still need a cable to charge the pad itself. So no matter which Anker power bank you own, a cable is involved somewhere in the charging process.

Key Takeaways

  • Anker power banks charge through a USB cable that plugs into the power bank and a wall outlet adapter.
  • Most newer Anker models use USB-C, while older ones use Micro-USB — check your model number to know which you have.
  • Wireless Anker power banks still require a cable to charge the wireless pad, even though they don't use a cable to charge your phone.
  • The charging cable and wall adapter usually come in the box, so you don't need to buy them separately.

What cable type your Anker power bank actually uses

Anker power banks made in the last few years use USB-C as the standard charging port. This is the flat, oval-shaped connector that charges newer phones, tablets, and laptops. If your Anker power bank is from 2022 or later, it almost certainly has USB-C.

Older Anker models use Micro-USB, which is the smaller rectangular connector. If you have an Anker power bank from 2020 or earlier, check the port on the bottom or side — if it looks like a tiny rectangle, it's Micro-USB. The model number on the back of your power bank (something like "A1234") will tell you for certain if you search it on Anker's website.

Why does this matter? Because you need the right cable. A USB-C cable won't fit a Micro-USB port, and vice versa. If your power bank didn't come with a cable or you lost it, you need to buy the correct type for your specific model.

How long it actually takes to charge an Anker power bank

Charging time depends on the power bank's capacity and the wall adapter you use. A smaller Anker power bank (around 10,000 mAh) typically takes 4 to 6 hours to fully charge with a standard 5-watt adapter. Larger models (20,000 mAh or more) can take 8 to 12 hours or longer with the same adapter.

If you use a higher-wattage adapter — say, a 30-watt or 65-watt charger — the power bank charges faster. Some newer Anker models support fast charging and will charge in 2 to 4 hours with the right adapter. The box usually tells you what wattage the power bank supports, so you know whether a faster adapter will actually help.

One practical note: while your power bank is charging, you can usually use it to charge your phone at the same time. The power bank will charge more slowly, but it still works. This is useful if you're in a situation where you need power right away and can't wait for the bank to fully charge first.

The difference between charging the power bank and using it

This is where people get confused. Charging the power bank means plugging it into a wall outlet so it stores power inside. Using the power bank means plugging your phone into the power bank so it transfers that stored power to your phone. These are two separate steps, and they use different cables or ports.

When you charge the power bank itself, you use the cable that came in the box — USB-C or Micro-USB depending on your model. When you use the power bank to charge your phone, you use your phone's own charging cable (the one that came with your phone, or any compatible cable you own). The power bank has output ports (usually USB-A or USB-C) where you plug in your phone's cable.

So if you buy an Anker power bank, you're getting: the power bank itself, a charging cable for the power bank, a wall adapter, and usually a USB cable for charging devices from the power bank. That's everything you need to charge the power bank and then use it to charge your phone.

Wireless Anker power banks still need a cable somewhere

Anker makes wireless power banks that charge your phone without a cable — you just set your phone on top of the pad. But the wireless pad itself still needs to charge, and it charges through a cable plugged into a wall outlet. So "wireless" only means wireless between the pad and your phone, not wireless charging of the pad itself.

These wireless models come with a USB cable and wall adapter just like the wired ones. You plug the cable into the pad, plug the adapter into the wall, and then the pad is ready to wirelessly charge your phone. If you lose the cable for a wireless Anker power bank, you still need to replace it — the pad won't work without it.

What to do if your Anker power bank won't charge

If your power bank isn't charging, start with the cable. Try a different USB cable (one you know works with other devices) to rule out a damaged cable. If a different cable works, you've found the problem — buy a replacement cable that matches your power bank's port type.

If the cable isn't the issue, try a different wall outlet and a different power adapter. Sometimes the adapter fails, not the power bank. Leave it plugged in for at least 30 minutes — some power banks take time to start charging if they've been completely drained.

If none of that works, check whether your power bank has a reset button (usually a small hole on the back). Hold a paperclip in it for a few seconds. If it still won't charge after that, the power bank itself may have a hardware problem, and you'll need to contact Anker support or consider replacing it.

Frequently Asked Questions

Can I charge my Anker power bank with any USB cable?

Only if the cable matches your power bank's port. If you have USB-C, you need a USB-C cable. If you have Micro-USB, you need a Micro-USB cable. Using the wrong type won't fit or will damage the port. Check your model number on Anker's website if you're not sure which port you have.

Do I need to use Anker's cable or can I use any brand?

Any brand works as long as it's the right connector type and is in good condition. A damaged cable from any brand can harm your power bank, so inspect it for fraying or bent pins before use. Anker's own cables are reliable, but third-party USB-C and Micro-USB cables work fine.

Why does my Anker power bank charge slowly?

The wall adapter wattage matters. A 5-watt adapter charges slower than a 30-watt one. Check the box or Anker's website for your model's recommended wattage. Also, if you're using the power bank while it charges, it will charge more slowly because power is flowing out while power is flowing in.

Can I charge my Anker power bank with my phone charger?

Yes, if your phone charger has the right connector (USB-C or Micro-USB to match your power bank). The wattage doesn't have to match exactly — a lower-wattage charger just takes longer. A higher-wattage charger is fine as long as the power bank supports it, which most modern Anker models do.

What's the difference between USB-C and Micro-USB on Anker power banks?

USB-C is newer, faster, and more common on recent devices. Micro-USB is older and slower. If you're buying a new Anker power bank, USB-C is the better choice because most new phones and chargers use it. If you already own Micro-USB cables, a Micro-USB power bank might be cheaper and use what you have.