37Wh/5100mAh Replacement Battery A1245 A1237 A1304, Made for Early/Late 2008 Mid 2009 MacBook Air 13 inch

2008 and 2009 13-inch MacBook Air battery replacement when removing the rear access panel on this model there are three different unique screw sizes on the top left is a medium sized screw and in the top right corner there's also the same type medium sized screw in the middle two top screws they are the longer ones so in total there are two long screws in the middle top to medium link screws on each of the top corners and six very small screws going around the rest of the contour of the macbook go ahead and remove the four medium and long screws up top first and now go ahead and remove the six short Phillips head screws you can now lift up the cover before you begin start off by disconnecting the battery from the logic boards it's connected one simple connector switch the battery is being held in with nine Phillips head screws and various sizes go ahead and unscrew those screws about fi