Key takeaways

• TheAnker Nano 10,000mAh 30W power bank is available from Amazon for$40.
• From the built-in display to the onboard USB-C cable that doubles as a carrying strap, this is one of the most intuitive power banks I've tested.
• I just wish it supported wireless charging, too.

Have you ever been in such a rush that you grabbed a power bank to keep your smartphone from dying, only to find find that you forgot to grab a cable for it? No? Just me?

Also: I've tested dozens of power banks. This is the 'Goldilocks' of chargers

Up until recently, that was an issue I constantly experienced. But then came theAnker Nano 30W power bank . It has a 10,000mAh battery capacity, a built-in display that tells you how much power it has, and an ingenious USB-C feature that I can no longer live without.

Specifications

• Total Capacity: 10,000mAh
• Cells: 2x 5,000mAh, 7.2Vdc, 36Wh
• Input: USB-C Cable: 30W Max (5V?3A / 9V?3A / 15V?2A / 20V?1.5A