2 Pack Replacement Batteries For Sony Alpha a55, a33, SLT-A33, SLT-A55, NEX-3, NEX-5, NEX-5N, NEX-5R, NEX-C3, NEX-7 SLR NP-FW50 Batteries 1500 mAH Each + Lens Cleaning Kit 1500 mAH Li-Ion Cells Long Life Extended Battery Works With All NEW Sony Alpha NEX Models