Camera - a fragile thing, prone to all sorts of harmful influences. If you want it served kobalt minen for a long time then pay attention to the mechanical structure. If the shell metal, then at least not crack if dropped. There are models designed to operate in extreme conditions. Traditionally Pentax pays great attention to protect their equipment from the adverse effects of the environment.
To avoid this you can check date of manufacture and buy one that is more recently out the gates of the factory. As a workaround you can buy any netbook while it's under warranty test the battery and if it's not up lithium facts to your expectations you can send it back as dead on arrival and demand for a replace.
I spent a few days looking over the internet for a decent camera that would fit an amateur photographer like myself. I decided to go with the Canon EOS 1000D.
But that means that laptops need to have bigger batteries and bigger batteries mean bigger size. Laptops won't be portable and convenient to carry in this case. That's the reason why laptops have compact batteries that gives it a sleek look. But these batteries don't lithium bettery stock have good battery-life.
Searching the Internet for information on the best laptops for my needs revealed some very interesting discoveries. Before purchasing my notebook, I want to be informed and educated, armed with facts and figures prior to my purchase. By reading many laptops reviews I gleaned much information that was not only useful, but some of the discoveries can actually save money.
So, in summary, if you have a PC which is showing clock errors or BIOS problems look first at the little 3 volt battery. It could save you a fortune. Happy computing!