New mac SSD uses proprietary interface. So you cannot just pick up one in Fry’s. Aurora is the only manufacturer, will void warranty and is slower then new Mac SSD. Being a proprietary interface the costs are 2x-2.5x higher.

Despite what the other user mentioned this product does not kill the battery life. It seems normal after pearing althrough I did not measure it with the stop watch. However this is not compatible with Sierra. Do not upgrade if you have peared. I had to spend a very painful day unpearing to restore my system to…