Iniu 20,000mAh Power Bank Now $9.99 on Amazon

As part of its Spring Sale, Amazon is offering a stellar deal on the INIU 20,000mAh power bank, now available for just $9.99 after clipping the 50% off coupon on the product page. Finding a 20,000mAh power bank for under $10 is a rare treat, especially one that delivers a solid 22.5W of Power Delivery over USB Type-C, which is enough to fast charge devices like the Nintendo Switch. INIU power banks are known for their quality and value, often outperforming similar models from Anker at a lower price point.

INIU 20,000mAh Power Bank for $9.99

Clip the 50% Off Coupon

INIU 20,000mAh 22.5W USB Power Bank

0$29.99 save 67%$9.99 at Amazon

This INIU power bank comes with a substantial 20,000mAh, or 74Whr battery capacity. With an 80% power efficiency, you can expect the following number of full recharges for various gaming handhelds:

• 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

The power bank features three output ports: one 22.5W USB Type-C port and two USB Type-A ports that support QuickCharge 4+. This setup is sufficient to charge the Nintendo Switch at its maximum rate of 18W and can charge the iPhone 16 at nearly its fastest rate, with ChargerLAB showing a maximum rate of 30W for the Pro Max.

With its compact size of 5.3 x 1 x 2.7 inches, this power bank is easy to carry and falls well below the TSA's 27,000mAh carry-on limit, making it ideal for travel without drawing attention.

For more options, you can explore the best power banks for travel.

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