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$18 Power Bank: Fast Charges Switch, Deck, iPhone 16 Multiple Times

Author:Kristen Update:May 14,2025

If you're on the hunt for an affordable power bank that can fast charge your Nintendo Switch, Steam Deck, or Apple iPhone 16, then you'll want to take advantage of today's deal. 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 "HCUGVQU8". This model has garnered about 460 reviews on Amazon, boasting a 4.6-star average and an impressive Fakespot "A" rating.

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: 'HCUGVQU8'

This INIU power bank features a substantial 20,000mAh, or 74Whr battery capacity. With an 80% power efficiency, you can expect to fully recharge your devices approximately:

  • 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 is equipped with 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 of Power Delivery ensures the fastest charging for your Nintendo Switch (18W) and Steam Deck (40W). It's also an excellent choice for charging your Apple iPhone 16, as ChargerLAB has demonstrated that the maximum charging rate caps at about 30W, even for the Pro Max model.

A notable feature of this power bank is the built-in cable, a convenience often found in more expensive models, eliminating the need to carry an additional USB Type-C cable. When on the go, the USB plug can be clipped onto the power bank to create a handy lanyard. The cable is robust, with a break strength of 44 pounds, and the lanyard loop when clipped to the power bank has a break strength of 13 pounds.

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