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

As part of its Spring Sale, Amazon is offering the popular INIU 20,000mAh power bank at an incredible price of just $9.99 after you clip the 50% off coupon on the product page. Snagging a 20,000mAh power bank for under $10 is a rare find, especially one that offers a robust 22.5W Power Delivery via USB Type-C, which is more than sufficient to fast charge your Nintendo Switch. INIU power banks have earned solid reviews and are typically more budget-friendly than similar Anker models.

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 packs a substantial 20,000mAh, or 74Whr battery capacity. Considering an 80% power efficiency, here's how many full recharges you can expect 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

It's equipped with three output ports: one 22.5W USB Type-C port and two USB Type-A ports that support QuickCharge 4+. This setup is perfect for charging your Nintendo Switch at its peak speed of 18W. It can also charge your iPhone 16 at nearly its fastest rate, as ChargerLAB tests have shown the maximum rate caps at 30W for the Pro Max model.

With its compact size, this power bank won't cause any issues at airports. Its 20,000mAh capacity is well within the TSA's 27,000mAh carry-on limit. Plus, with dimensions of just 5.3 x 1 x 2.7 inches, it's easy to slip into your bag unnoticed.

Looking for more options? Check out the best power banks for travel.

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