INIU 20,000mAh Power Bank Discounted to $18

Looking for a budget-friendly power bank that can quickly charge your Nintendo Switch, Steam Deck, or the latest Apple iPhone 16? Here's a deal to check out today. Amazon currently offers the Iniu 20,000mAh Power Bank with 45W Power Delivery via USB Type-C for just $18.31. Simply apply the promotional code E58LOYPK at checkout. This model has earned about 800 reviews on Amazon, maintaining a 4.7-star average and an "A" rating from Fakespot.

Iniu 20,000mAh 45W USB Power Bank for $18.31

INIU 20,000mAh 42W USB Power Bank

Was $39.99 - Save 54% - Now $18.31 at AmazonApply promo code 'E58LOYPK'

Equipped with a robust 20,000mAh (74Wh) battery, the Iniu power bank offers substantial capacity. Factoring in an 80% power efficiency, here’s approximately how many full charges you can expect for popular portable devices:

Nintendo Switch (16Wh): about 3.7 chargesSteam Deck (40Wh): about 1.9 chargesApple iPhone 16 (14Wh): about 4.2 chargesApple iPhone 16 Plus (18Wh): about 3.3 charges

This power bank comes with three output options: a built-in 45W USB Type-C cable, an additional 45W USB Type-C port, and a USB Type-A port supporting up to 18W. With 45W Power Delivery, it can rapidly charge the Nintendo Switch (requiring 18W) and the Steam Deck (requiring 40W) at their maximum speeds. It's also a reliable choice for the Apple iPhone 16, as ChargerLAB tests indicate a peak charging rate of around 30W, including for the Pro Max models.

The integrated USB-C cable is a convenient feature typically found on higher-end power banks, eliminating the need to carry a separate charging cable. When you're traveling, the plug folds back to form a small lanyard loop for easy portability. The cable is impressively durable, with a break strength of 44 pounds, and the loop itself can support up to 13 pounds when attached.

What about the new Nintendo Switch 2?

The Nintendo Switch 2 is set to launch on June 5th. While Nintendo confirms a minimum of 2 hours of battery life during intensive gameplay—sufficient for a morning commute—you'll likely need a reliable power bank for longer trips or extended use away from an outlet. Explore our top power bank picks for the Switch 2. The Iniu model featured here is a strong candidate, especially if the upcoming console supports higher charging input.