I found two battery's on ebay both of the highest capacity's without getting a bigger external back cover, has anyone tried these or willing to try? the one that seems the most legit to me is the red one but would the gray and blue one still work on i337?
http://www.ebay.com/itm/High-Capaci...131003132420&rk=6&rkt=6&sd=281270270664&rt=nc
http://www.ebay.com/itm/NEW-High-Ca..._Cell_Phone_PDA_Batteries&hash=item2a3e3b2777
http://www.ebay.com/itm/High-Capaci...131003132420&rk=6&rkt=6&sd=281270270664&rt=nc
http://www.ebay.com/itm/NEW-High-Ca..._Cell_Phone_PDA_Batteries&hash=item2a3e3b2777