What are portable power banks with AC outlets?

Portable power banks with AC outlets are versatile devices that allow users to charge a variety of electronic devices on the go. These power banks are equipped with a standard AC outlet, similar to the one found in your home, allowing you to plug in devices that require a wall outlet for charging.

What is a portable power bank?

A compact and portable power bank is an ideal gadget to bring while traveling, camping, working remotely, in an emergency, or when a wall outlet is hard to reach. Not only used for smartphones and tablet chargers, a power bank with an AC outlet feature also can be used to power up laptops and camping equipment.

Do you need a portable battery or power bank?

Watching your phone or tablet steadily run out of power when you're nowhere near an outlet is stressful. But there's an easy solution: a portable battery or power bank. They are available in many sizes and capacities and can include handy features like fast charging and multiple ports.

Which power bank should I buy?

The Nimble Champ is our top recommendation for most folks, but we have all sorts of alternatives here. Read our Best MagSafe Power Banks guide for Apple-specific portable chargers, and our Best Portable Power Stations guide if you need more power. Updated June 2025: We've added power banks from Redmagic and Statik, and added a new FAQ.

What is the capacity of a power bank?

The capacity of a power bank is measured in milliampere-hours (mAh) and determines how much energy it can store. A higher capacity power bank will be able to charge your devices multiple times before needing to be recharged itself.

Can a power bank charge multiple devices at the same time?

Not only used for smartphones and tablet chargers, a power bank with an AC outlet feature also can be used to power up laptops and camping equipment. Usually, it is also provided with some USB ports allowing you to charge multiple devices simultaneously at the same time.