As part of its Spring Sale, Amazon is offering an incredible deal on the popular 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 occurrence, especially one that delivers a robust 22.5W of Power Delivery over USB Type-C, which is more than enough to fast charge a Nintendo Switch. INIU power banks are known for their solid performance and are more affordable than similar Anker models, making this a steal of a deal.
INIU 20,000mAh Power Bank for $9.99
Clip the 50% Off Coupon
INIU 20,000mAh 22.5W USB Power Bank
$29.99 save 67%$9.99 at Amazon
This INIU power bank features a substantial 20,000mAh, or 74Whr, battery capacity. With an 80% power efficiency, you can expect to fully recharge your gaming handhelds approximately the following number of times:
- 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 comes equipped with three output ports: one 22.5W USB Type-C port and two USB Type-A ports that support QuickCharge 4+. This setup allows for charging the Nintendo Switch at its fastest rate of 18W and can charge the iPhone 16 at nearly its maximum rate, which ChargerLAB has shown caps at 30W for the Pro Max model.
With its compact size of 5.3 x 1 x 2.7 inches, this power bank is easy to carry and well below the TSA's 27,000mAh limit for carry-on luggage, making it perfect for travel without drawing unnecessary attention.
Looking for more options? Check out the best power banks for travel.
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