How Do They Restore Or Recharge Dead Batteries And Resell Them As Used?
I found this little article which explains what’s going on. It talks about laptop batteries specifically, but the same situation is true with your battery: Some laptop battery vendors offer refurbished discount laptop batteries for sale, claiming that most or all of the useful life of the laptop battery has been restored. Why would customers take the risk? Price. Refurbished items are generally cheap laptop batteries that are sold at a fraction of the cost of a new laptop battery. Unfortunately, their true worth is essentially zero. The reality is that refurbished, cheap laptop batteries don’t exist. Though technically possible, the process of refurbishing a laptop battery costs more than manufacturing a new one. The internal impedance of each lithium ion cell in a laptop battery pack must be matched precisely, and there are only a few manufacturers (mostly in Japan) who have the technical expertise required. By the time a skilled technician disassembles, tests, and reassembles a lapto
