Here’s something you probably didn’t know: You can buy AA batteries on eBay in bulk amounts of 1,120. Yes, that means one thousand one hundred twenty batteries. The price is usually around $300 for the lot. Just search for ‘AA battery’ on eBay, sort by highest price first, then go from there. At $300 for a lot of 1,120, this roughly works...

As you may know, just about every modern laptop uses a lithium-ion powered battery. What you may not know is the care for these types of batteries differ from their NiCd predecessors. That said, it is important to give your battery proper care to get the most life out of it possible. A great article on this subject can be found at Battery University: "How...

The USB port is an amazing thing. You can plug almost anything into to do a variety of tasks, one of which is recharging batteries. While this may not seem useful at first, it can come in handy for situations such as the airport. If your MP3 player runs out of battery power, you can just charge the batteries from your laptop. Of course, you will be trading power...

I don’t know how this one slipped by me, so apologies that I’m late to the party on reporting this one, but better late than never. The Xcore86 is an amazing little board because the entire computer is embedded within it. And one of the best features it’s that since it only uses 1.2 watts, it can run without fans. Even better is that a netbook...

We recently had a laptop battery go dead (well, it wouldn’t hold a charge for over 10 minutes) on us and needed a replacement. The laptop (a Dell), itself is about 3 year old but running like a champ (knock on wood). So we call up Dell and find out the battery will cost over $300 and wouldn’t ship for over a month… seriously. No thanks we said...

If you like to make use solely of wireless devices, be sure to keep corresponding wired devices around in case of an emergency. I had a user last week who relies entirely on wireless devices about to give a demo when, of course, their batteries died. In true “if it can go wrong, it will go wrong fashion”, they didn’t have any batteries, so I...