If you're on the hunt for a high-capacity power bank that won't break the bank, Amazon has an irresistible offer that you should check out. You can snag the Iniu 20,000mAh 22.5W Power Bank for just $11.99 by clipping the 50% off coupon on the product page and entering the coupon code "UDC86U7K" at checkout. Finding a 20,000mAh power bank at this price point is a rare deal, especially one capable of delivering up to 22.5W over USB Type-C, which is sufficient for fast-charging devices like the Nintendo Switch. Iniu's power banks are well-regarded and often more affordable than similar models from Anker.

Iniu 20,000mAh 22.5W USB Power Bank

Iniu 20,000mAh Power Bank for $11.99

• Original Price: $32.99
• Discount: 64%
• Final Price: $11.99 at Amazon
• Use Code: 'UDC86U7K'

This Iniu power bank comes with a hefty 20,000mAh, or 74Whr battery capacity. With 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

Equipped with three output ports, including one 22.5W USB Type-C port and two USB Type-A ports supporting QuickCharge 4, this power bank is versatile. The USB Type-C port can charge a Nintendo Switch at its maximum rate of 18W and an iPhone 16 nearly at its fastest rate, with ChargerLAB indicating a maximum of 30W for the Pro Max model.

Travelers will appreciate that the 20,000mAh capacity falls well within the TSA's 27,000mAh carry-on limit, ensuring hassle-free airport security checks. Plus, Iniu backs this power bank with a 3-year warranty.

For those interested in more options, explore the best power banks for travel.

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