If you're on the hunt for a high-capacity power bank that won't break the bank, you're in luck. Amazon is currently offering a stellar deal on the Iniu 20,000mAh 22.5W Power Bank, priced at just $11.99. To snag this deal, make sure to clip the 50% off coupon on the product page and enter the coupon code "UDC86U7K" at checkout. At this price point, securing a 20,000mAh power bank that can deliver up to 22.5W via USB Type-C (fast enough to charge a Nintendo Switch) is a rare find. Iniu's power banks are well-reviewed and offer a more budget-friendly alternative to similar Anker models.
Iniu 20,000mAh 22.5W USB Power Bank

Iniu 20,000mAh Power Bank for $11.99
Originally priced at $32.99, this power bank is now available for $11.99, a savings of 64%. Don't forget to use the code 'UDC86U7K' to maximize your savings.
This Iniu power bank comes with a robust 20,000mAh, or 74Whr battery capacity. Assuming an 80% power efficiency, here's how many full charges you can expect for various devices:
- Nintendo Switch (16Whr): about 3.7 times
- Steam Deck (40Whr): about 1.9 times
- Asus ROG Ally (40Whr): about 1.9 times
- Asus ROG Ally X (80Whr): about 1 time
- Lenovo Legion Go (50Whr): about 1.5 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 22.5W USB Type-C port and two USB Type-A ports that support QuickCharge 4. The USB Type-C port can charge your Nintendo Switch at its maximum rate of 18W, and it's also capable of charging the iPhone 16 nearly at its fastest rate, with ChargerLAB confirming a maximum of 30W for the Pro Max model.
Travelers will appreciate that this power bank's 20,000mAh capacity falls well within the TSA's 27,000mAh carry-on limit, ensuring hassle-free travel. Additionally, Iniu backs this product with a 3-year warranty, providing peace of mind with your purchase.
If you're interested in exploring other options, feel free to check out the best power banks for travel.
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