Have your compatible laptop performing almost like new by installing the NuPower Battery for 13" MacBook Air 2010 to 2017 from NewerTech. This battery is designed to meet and exceed factory specifications, matching the fit and finish of your 13" MacBook Air. It is a replacement for Apple battery models A1496, A1405, and A1377. 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.