Anker Prime 27,650mAh (250W)
The biggest bank that still flies: 250W across three ports keeps an encoder, modem and phone all charging.
Tracked 2026-08-25. The retailer listing is the price you pay.
Buy links are affiliate links: we earn a commission at no extra cost to you. Prices are tracked estimates, not live prices. Full disclosure
Where it fits in a build
Keeps the rig alive. Match the output ports and wattage to your gear, and stay under 100Wh for air travel. See every power bank / portable battery pick
| Capacity | 27,650mAh / 99.5Wh |
| USB-C | 2 (in/out) |
| USB-A | 1 (out) |
| Max output | 250W total, 140W max port |
| TSA legal | Yes |
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Anker Prime 27,650mAh (250W)
$179.99Tracked 2026-08-25
Buy links are affiliate links: we earn a commission at no extra cost to you. Prices are tracked estimates, not live prices. Full disclosure
We do not lab-test hardware. Ratings and review counts come from the retailer listing and are labelled as such; stream-quality figures are conservative planning budgets from our published model. Prices are tracked at build time, not live, and were last refreshed 2026-08-26. How the numbers are derived: methodology. How picks are chosen: editorial policy.