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by Shadowww
Thu Dec 22, 2011 9:34 pm
Forum: General discussion
Topic: Duracell 5 Hour Portable USB Charger/Battery pack
Replies: 26
Views: 10939

Re: Duracell 5 Hour Portable USB Charger/Battery pack

sylvan, DX specs usually list amp-hours at 3.7V (voltage of internal cells). 5V amp-hours are usually just a bit more than half of that due to low DC-DC conversion efficiency and stuff like that.
by Shadowww
Mon Oct 31, 2011 10:55 pm
Forum: General discussion
Topic: Duracell 5 Hour Portable USB Charger/Battery pack
Replies: 26
Views: 10939

Re: Duracell 5 Hour Portable USB Charger/Battery pack

<r>Wow, branded stuff is overpriced.<br/> <br/> <URL url="http://www.dealextreme.com/p/rechargeable-3-output-mode-1500mah-li-ion-emergency-power-battery-73775"><LINK_TEXT text="http://www.dealextreme.com/p/rechargeab ... tery-73775">http://www.dealextreme.com/p/rechargeable-3-output-mode-1500mah-li-...

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