Home News Iniu's $18 Power Bank: Fast Charging for Nintendo Switch, Steam Deck, iPhone 16

Iniu's $18 Power Bank: Fast Charging for Nintendo Switch, Steam Deck, iPhone 16

by David May 26,2025

If you're on the hunt for an affordable power bank that can fast charge your Nintendo Switch, Steam Deck, or Apple iPhone 16, today's deal is a must-see. Amazon is offering the Iniu 20,000mAh Power Bank with up to 45W of Power Delivery over USB Type-C for just $18.31 after applying the promo code "E58LOYPK". This model enjoys a solid reputation with approximately 800 reviews on Amazon, averaging a 4.7-star rating and earning an "A" from Fakespot.

Iniu 20,000mAh 45W USB Power Bank

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

Original Price: $39.99
Discount: 54%
Final Price: $18.31 at Amazon
Use code 'E58LOYPK'

This Iniu power bank offers a robust 20,000mAh, or 74Whr battery capacity. Assuming an 80% power efficiency, here's how many full charges you can expect for each device:

  • Nintendo Switch (16Whr): About 3.7 times
  • Steam Deck (40Whr): About 1.9 times
  • Apple iPhone 16 (14Whr): About 4.2 times
  • Apple iPhone 16 Plus (18Whr): About 3.3 times

The power bank features three output ports: one built-in 45W USB Type-C cable, one 45W USB Type-C port, and one USB Type-A port with up to 18W of power. The 45W Power Delivery is sufficient to charge the Nintendo Switch (18W) and Steam Deck (40W) at their maximum speeds. It's also an excellent choice for the Apple iPhone 16, as ChargerLAB tests indicate that the maximum charging rate is around 30W, even for the Pro Max model.

The integrated cable is a standout feature, commonly found on more expensive models, eliminating the need to carry an additional USB Type-C cable. When you're on the move, the USB plug can be clipped to the power bank to create a convenient lanyard. The cable is durable, boasting a break strength of 44 pounds, and the lanyard loop, when attached, has a break strength of 13 pounds.

What about the New Nintendo Switch 2?

The Nintendo Switch 2 is set to launch on June 5. While it's designed for portability, Nintendo claims a minimum battery life of 2 hours for intense gameplay. This is perfect for a morning commute, but for longer flights or extended time away from a power outlet, a reliable power bank like the Iniu is essential. Although we have a list of top power banks for the Switch 2, the Iniu model featured here is a strong contender, especially if the Switch 2 supports higher charging outputs.

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