The Anker 10,000mAh power bank is on sale during Amazon's Big Spring Sale with a special discount code.

Thankfully for you, my favorite power brand, Anker, makes some fantastic power banks like the Anker Nano Power Bank, which is back to its lowest-ever price on Amazon at $30, down from $40, during the Amazon Spring Sale.

Need a great battery pack? Check out this deal on the Anker Laptop Power Bank. It is 20% off, newly-released, and cheap even at full price!

In other words, a power bank supplies electricity for tablets, cell phones, and laptops. Visit Ambranes website to learn more about their fast-charging, portable, and multi-device support. Current options include boAts EnergyShroom,

The $69.99 5,000mAh charger is just 9mm thin — only fractionally thicker than the OnePlus 13 itself. It attaches magnetically for wireless charging, but you’ll need one of OnePlus’ magnetic cases — which start from $24.

The power bank features a 5000mAh battery, and is MagSafe compatible, and has safety features, making it travel-friendly.