Personally, I have used Mophie products before and they have not only meeting their good specifications but also performed well in terms of built quality. Recently, Mophie has announced their #1 selling (within North America) mobile battery cases in Singapore: a. Juice pack air® for iPhone® 6 (more than 100% extra battery),b. Juice pack plus® for iPhone® 6 (more than 120% extra battery),…