Edit: After half day, my wife’s Mac started having the same problem. I have then applied the solution that I found in the Apple
Images & Details About Next Generation iPhone 5 Battery
The images above are what is said to be the battery for the next generation iPhone 5. The batteries both have a increased capacity compared to previous generations. The new battery can only hold an extra 10 mAh which allows the new battery to hold a maximum of 1440 mAh compared to 1430 mAh which was the maximum capacity of the previous generation battery. The battery is labeled as it was produced in June 2012.
The New iPhone