Please , for both oursakes , check you are ordering the right battery before you press BUY ...... it costs £6 to post this item with fees and £4 for the buyer to return it if they don`t check ..... seems obvious but not to everybody on ebay it would seem ? AUTHENTIC Original Sony NP-F550 Series Info Lithium Li-Ion 7.2v 10.8Wh Battery In working order . Free UK P&P .