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Patriot announces Fuel+ powerbank battery packs

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Seems everyone is having a go at mobile charging devices.

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HEXUS Forums :: 4 Comments

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Posted by wasabi - Thu 06 Jun 2013 12:52
Overengineered?

I have a thing that takes a AA battery as my emergency charger. Tiny and was only a couple of quid on fleabay.
Posted by kingpotnoodle - Thu 06 Jun 2013 17:20
wasabi
Overengineered?

I have a thing that takes a AA battery as my emergency charger. Tiny and was only a couple of quid on fleabay.

But one AA battery is only capable of 1.5V, how does that adequately substitute a 5V USB port? Must be at least 3 of them in there?!
Posted by wasabi - Thu 06 Jun 2013 19:20
I'd guess through a circuit like this:
http://www.electroschematics.com/6232/portable-5v-power-box/

The charger itself islike this one:
http://www.ebay.co.uk/itm/Portable-Emergency-Travel-AA-Battery-DC-Charger-Mini-USB-Cable-Blue-Free-shippi-/221164316768?pt=UK_Sound_Vision_Battery_Chargers&hash=item337e6ba860
Posted by 3dcandy - Thu 06 Jun 2013 19:45
I have a pebble - nice 5000m/ah battery, loads of tips etc. £20 on offer, means I'm covered for about 3 days with my SGS3