Windows Phone Thoughts - Daily News, Views, Rants and Raves

Virtually no electronic device I own has battery life that impresses me, so the hunt for new ways to keep them powered is never-ending. The ECOSOL Powerstick, with it's small size and simple operation, intrigued me so I requested one for review. I wanted to test the Powerstick in a worst-case scenario, so I completely drained the battery on my HTC Touch Diamond. I then charged the Powerstick fully, and connected the Touch Diamond using the included miniUSB cable. About two hours later, I noticed that the charging circle on the Touch Diamond wasn't pulsing any more - sure enough, the Powerstick was completely drained. The Diamond showed 60% power - which is about right given that the Powerstick battery is 750 mAh and the Touch Diamond has a 900 mAh battery. There's always a bit of efficiency lost when one battery charges another, so I'd guess that the Powerstick would only fully charge a battery that's 700 mAh or less in size. Read more...