Have your compatible laptop performing almost like new by installing the NuPower Battery for 2009-2012 13" MacBook Pro from NewerTech. This battery is designed to meet and exceed factory specifications, matching the fit and finish of your non-Retina display model 13" MacBook Pro. It is a replacement for Apple part number A1322. By replacing a worn battery with a new one, you can remain productive and entertained for longer between recharges. The battery is environmentally responsible and is RoHS certified to be free of lead, mercury, cadmium, PBBs, and PBDE.