Amazon's Spring Sale is showcasing an incredible deal on the INIU 20,000mAh power bank, now available for just $9.99 after clipping the 50% off coupon on the product page. Snagging a 20,000mAh power bank for under $10 is a steal, particularly when it comes with a robust 22.5W Power Delivery through a USB Type-C port—enough to fast charge your Nintendo Switch. INIU's power banks are renowned for their solid reviews and offer better value compared to 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 AmazonThis INIU power bank boasts a substantial 20,000mAh, or 74Whr battery capacity. With an 80% power efficiency, you can expect to fully recharge your gaming handhelds approximately:

• 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 ensures your Nintendo Switch charges at its fastest rate of 18W, and it can also charge the iPhone 16 nearly at its maximum rate, which ChargerLAB has shown to cap at 30W for the Pro Max.

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, and its dimensions of 5.3 x 1 x 2.7 inches make it easy to carry without drawing attention.

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

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