Questions tagged [power-bank]

For questions about devices that store power to later supply another device.

8 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
2 votes
0 answers

5V, ~3A - 18650 li-ion battery bundle charger/balancer

I have a 15600MAh battery pack that came in one of my devices. Long story short, the controller circuit that charges the batteries was fried in a power outage, but the batteries are still good. I have ...
Ulincsys's user avatar
  • 451
1 vote
0 answers

Why can't I find a USB-C powerbank for my laptop?

I've been digging around for a few weeks now and I've been unable to find a powerbank to support my Thinkpad so I can be "off grid" longer than a couple hours. The specs I'm looking for seem ...
Daniel Quinn's user avatar
1 vote
0 answers

power bank charging while being charged

I'm using Tecknet 16750mAh power banks to provide power to Raspberry Pis. I'm really happy with them. Power is provided uninterrupted when the bank is being charged, when the bank charging power goes ...
mszmurlo's user avatar
  • 111
1 vote
0 answers

Power Bank Recommendation

I use my Google Nexus 6P to take some HDR+ photos while travelling, and it drains considerable battery power. I am looking for a power bank probably 20000 mAh or more. But I am not aware of any ...
V.B's user avatar
  • 119
1 vote
0 answers

External battery backup for mac mini's AC power cord

I have a mac mini that I am now using as a server, and I need to prevent data corruption in case of blackouts, brownouts, power cuts, etc. I first wanted to use some battery backup PSU, but my ...
John K's user avatar
  • 111
0 votes
0 answers

Best Powerbank for dell inspiron 15 5567 laptop?

Budget: Under 100 USD. Location: Nepal Requirement: I want to charge my laptop twice. Powerbanks are almost universally specified with Ah at 3.7V, so equivalently your laptop is the same as a ...
zeeshanseikh's user avatar
0 votes
0 answers

What should you look out for when buying a external power bank, cable and adapter for a Laptop?

When purchase a power bank and a cable to connect it to a laptop, is there anything I should look out for such as too high or low voltage, Amps or watts that may cause damage to the laptop.
Jacob Boughton's user avatar
0 votes
0 answers

Running a Mini-ITX Computer with a picoPSU-80 from a power bank possible?

To begin, this is related to a project I wanted to do after getting some free hardware from someone. I would like to be able to run this computer from a power bank if possible, although I'm not too ...
LithMithX's user avatar