Quick answer

The Anker Laptop Power Bank (25K, 165W, Built-In Retractable Cable) is a strong travel companion if you need to charge a laptop and other devices without carrying extra cords. Its 25K capacity and 165W output handle multiple sessions, but the trade-off is larger size and weight.

Why retractable cable matters for travel

A built-in retractable cable eliminates the need to pack and manage a separate charging cord. This reduces clutter in your bag and makes it easier to grab and go. The cable is always attached, so you cannot forget it at home or lose it in a hotel room.

The trade-off is that the cable length is fixed and may not reach every outlet or device position. If you often charge devices placed far from your bag, a separate longer cable might still be useful.

Capacity and output trade-offs

25K capacity (25,000 mAh) can fully recharge a typical laptop once or twice, depending on battery size. It also provides multiple phone charges, making it suitable for a day or two away from outlets.

165W output is enough to fast-charge most USB-C laptops and tablets. However, it may not support the maximum charging speed of some high-power laptops that require 200W or more. Check your laptop's charging requirements before relying on this power bank for the fastest possible top-up.

Decision rules

  • Capacity need: If you need to charge a laptop plus a phone or tablet for a full day away from outlets, the 25K capacity is sufficient. For a longer trip without access to power, consider a larger capacity or a second power bank.
  • Charging speed: 165W is enough for most USB-C laptops. If your laptop requires 200W or more, the power bank will still charge it, but at a slower rate. Check your laptop's power adapter wattage before buying.
  • Cable convenience: The built-in retractable cable is ideal for keeping your bag organized and ensuring you always have a cable. If you need a longer cable or multiple cable types (e.g., Lightning), you may still need to carry extras. Assess your typical charging setup: one retractable cable works best for USB-C devices.

Product facts

Who should buy

Best for

  • Travelers who want to charge a laptop and phone from one power bank without extra cables
  • People who value organization and hate digging for cords in their bag

Not ideal for

  • Users who need to charge multiple devices simultaneously at full speed (165W total output may be shared)
  • Those who need a lightweight pocket power bank for occasional phone top-ups