If you're in the market for an Anker power bank that can keep up with the high power demands of gaming handhelds like the Steam Deck or ROG Ally X, you're in luck. Amazon is currently offering an incredible deal on the Anker PowerCore 737 24,000mAh 140W Power Bank, priced at just $49.99. This deal is available through Woot, an Amazon-owned marketplace, and it undercuts the last lowest price we tracked by about $20. As a long-time user of this power bank, I can vouch for its durability and performance; it's accompanied me on numerous flights and road trips and remains in excellent condition.
Anker 737 24,000mAh 140W Power Bank for $49.99
Anker 737 PowerCore 24K 24,000mAh Power Bank with 140W USB Type-C Power Delivery
$149.99 save 67%
$49.99 at Amazon
The Anker 737 is highly regarded as one of the best chargers for the Steam Deck. This robust power bank measures 4.6"x2.2"x2" and weighs 1.4lbs, making it more suitable for your travel bag or backpack rather than your pocket. It features two USB Type-C ports and one USB Type-A port, with the Type-C ports capable of delivering up to 140W. This allows for flexible power distribution, such as 140W from a single port or a combination like 70W + 70W or 100W + 40W across both ports.
For gaming handhelds, the Steam Deck charges at up to 38W, the Asus ROG Ally at up to 65W, the Asus ROG Ally X at up to 100W, and the Nintendo Switch at up to 18W. The Anker PowerCore 737 can charge all these devices at their maximum rates, enabling you to play and charge at the same time.
With a 24,000mAh battery, equivalent to a 74Whr capacity, and an 80% power efficiency rating, you get about 59Whr of usable charge. This capacity allows the power bank to fully charge a Steam Deck or Asus ROG Ally 1.5 times, an Asus ROG Ally X 0.75 times, and a Nintendo Switch 3.7 times. This underscores why a 20,000mAh capacity is considered the minimum for power-intensive gaming handhelds.
The Anker 737 is TSA-approved
The TSA allows power banks up to 100Whr in carry-on luggage, and the Anker PowerCore 737, with its 74Whr capacity, falls safely within this limit. While its size might prompt additional checks, it's generally easy to get through airport security. I've personally used it at numerous checkpoints, including Tokyo NRT, and have had no issues.
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