If you're in the market for Sony PCG laptop batteries you'll be pleased to learn that we offer the best performance laptop batteries at low prices with the best protection. All of the Sony PCG notebook battery replacements we offer are brand new and designed to the original specifications of the Sony battery sold with the laptop. We are so confident in our Sony batteries that we offer 1-year replacement protection on every Sony notebook battery we sell. Many feel that our low prices mean you will be getting an inferior product, however that is not the case. In fact, our Sony PCG series battery replacements will perform the same as the original battery and in many cases our laptop batteries perform better than the original battery.