A few weeks ago, I installed this in my mid-2013 MacBook Air. Installation was a breeze except for the fact that the screwdrivers packaged with the battery were basically crap. I was able to inexpensively purchase better drivers here on Walmart and completed the battery swap in only a few minutes. Several weeks down the road, the battery is exceeding my expectations. It charges quickly, holds a charge for a long time, and my laptop has a new lease on life. Importantly, I did check out a few videSee full review